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Rigorous Science

Posts tagged earth

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Rigorous Science If this earth were cube shaped would it be possible during Magellanic era using a float ship to figure out that the earth is cube shaped?

If this earth were cubed shape would it be possible for Magellan to prove that the earth is cube-shaped without going to space and looking at earth? It might seem strange to think that earth might...

13 answers  ·  posted 4y ago by mvr950‭  ·  last activity 5mo ago by Pastychomper‭

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Rigorous Science What are the Ground Effects of the South Atlantic Anomaly?

I was recently introduced to the South Atlantic Anomaly. As I understand, for satellites and space craft, this is a natural feature that can wreck space craft by taking even computers designed fo...

0 answers  ·  posted 5mo ago by James McLellan‭  ·  edited 5mo ago by James McLellan‭

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Rigorous Science Would a huge amount of asteroids hitting Earth change its rotation speed or destroy the planet?

Earth's rotation is slowing down, and in this article Randall Munroe gives some ideas to accelerate the rotation - or at least to keep it from slowing down as quickly. He concludes that the only "s...

1 answer  ·  posted 2y ago by hkotsubo‭  ·  last activity 2y ago by HDE 226868‭

Question asteroids earth
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Rigorous Science TotalRewind™ (brain chip)

In 2015 we can rewind the TV, our CCTV footage and, if we wear an action cam, our latest adventure. However if we walk down the street and something happens we didn't quite catch, the annoying fact...

5 answers  ·  posted 7y ago by chasly from UK‭  ·  edited 2y ago by Canina‭

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Rigorous Science What could cause Earth to drift out of orbit over a period of months to years?

I would like to have Earth slowly move away from the sun, taking somewhere between several months and a couple of years to reach the point where human life on the surface is no longer possible. (T...

6 answers  ·  posted 8y ago by Monica Cellio‭  ·  edited 2y ago by Canina‭

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Rigorous Science If the Earth would break apart, how likely would the large debris stay in orbit?

In the story I'm writing, Earth gets destroyed and the few million humans that survive go to live on another Earth-like planet. Since the destruction of the planet, the humans do visit their star...

2 answers  ·  posted 2y ago by SKKennell‭  ·  last activity 2y ago by SKKennell‭

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Rigorous Science Megamangrove Roots--Which Kind of Aerial Roots Would Best Support Their Large Size?

In an alternate Earth, early or midway in the Eocene Epoch, there debuted a family of angiosperm trees whose roots need to be completely submerged. As a result, the limit is that they can't germin...

1 answer  ·  posted 2y ago by JohnWDailey‭  ·  last activity 2y ago by JohnWDailey‭

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Rigorous Science Could Sharks Survive a Longer PETM?

First things first, a little backstory: Sometime between the Paleocene and Eocene epochs, there was a mysterious, sudden, dramatic rise in global temperature. This moment in time was known as the...

1 answer  ·  posted 2y ago by JohnWDailey‭  ·  last activity 2y ago by JohnWDailey‭

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Rigorous Science How far above the galactic plane could an Earth-like planet develop?

I was zooming around on Space Engine and came across the moon of a gas giant that was hovering well above the galactic plane. I'm admittedly not well-versed in under what conditions an Earth-like p...

1 answer  ·  posted 2y ago by Vigilant‭  ·  last activity 2y ago by Vigilant‭

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Rigorous Science How large and compact could a cold east Mongolia-like steppe be on an Earth-sized planet?

Welcome to planet X! Planet X is the same as Earth in radius, composition, axial tilt and orbits star Y (identical to the Sun). Planet X has a moon known as moon Z (identical to Earth's moon). Cou...

1 answer  ·  posted 2y ago by galactic_analyzer‭  ·  last activity 2y ago by galactic_analyzer‭

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Rigorous Science Is it possible for a moon to stay on the same side of its planet relative to the sun?

I'm building an earthlike world that has a moon orbiting a gas giant. Is it possible for the moon to always be between the planet and the sun? Also, is it possible for a moon to rotate around its o...

3 answers  ·  posted 2y ago by LonelyCryptid‭  ·  last activity 2y ago by LonelyCryptid‭

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Rigorous Science Exploring a world with chiral biochemistry: chirality detection

Space explorers have landed on an Earth like planet and, to their surprise, the place is luscious and covered in life, to the point of resembling some earthly tropical atoll. What they don't know ...

2 answers  ·  posted 2y ago by L.Dutch - Reinstate Monica‭  ·  last activity 2y ago by L.Dutch - Reinstate Monica‭

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Rigorous Science Would a Longer PETM Save the Creodonts and the Mesonychians?

Some 55.8 million years ago, Earth underwent a really dramatic heat wave known as the Paleocene-Eocene Thermal Maximum, or PETM. What happened, exactly? We don't know how it happened, but we do k...

3 answers  ·  posted 2y ago by JohnWDailey‭  ·  last activity 2y ago by JohnWDailey‭

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Rigorous Science Would the Oceans in This Map Be Freshwater?

So long ago, I asked on how to make Earth's oceans as brackish as Lyr's, one of the many worlds imagined by artist Chris Wayans. The only real answer I got was something that that world had alread...

2 answers  ·  posted 2y ago by JohnWDailey‭  ·  last activity 2y ago by JohnWDailey‭

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Rigorous Science How long can a wooden door last?

The setting I've cooked up for a D&amp;D campaign I'm running features a fair amount of buildings that have been totally abandoned by civilization for hundreds or even a thousand years. Obviously w...

2 answers  ·  posted 2y ago by Dylan B‭  ·  last activity 2y ago by Dylan B‭

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Rigorous Science Could an Ice Age Extinction Wipe Out All Marsupials?

Say the word "Australia", and one of the first things to come to your mind would be the marsupials. Of the 334 species of pouched mammals whose earliest ancestors witnessed the fall of the dinos...

2 answers  ·  posted 2y ago by JohnWDailey‭  ·  last activity 2y ago by JohnWDailey‭

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Rigorous Science If Earth had a smaller second moon, what would the sky look like?

I am creating a fantasy world in which Earth has a second moon with an orbit between Earth and the current moon. The orbit of this new moon is faster because it's closer to earth. I'm not much co...

1 answer  ·  posted 2y ago by RobotPQ30‭  ·  last activity 2y ago by RobotPQ30‭

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Rigorous Science Could Long, Dense Walls of "Megamangroves" Deflect The Deadliest of Storms?

This is the world's tallest tree--the coast redwood. It can grow as high up as 115.5 meters. Any taller, and the transportation of water in its vascular tissues would not climb all the way. Bu...

1 answer  ·  posted 2y ago by JohnWDailey‭  ·  last activity 2y ago by JohnWDailey‭

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Rigorous Science Can Earth be isolated from a settled Solar System?

I was considering Kessler syndrome, however this is not a long-enough duration and I'm unaware of a way to prolong it for the course of several millennia. I don't want Earth to be destroyed, just...

4 answers  ·  posted 2y ago by Wax‭  ·  last activity 2y ago by Wax‭

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Rigorous Science In an Ice Age Extinction, Which Latitude Would Be Hit Harder--Tropical or Temperate?

Back home, five million years ago, the warm, wet climate of the Miocene sloped downwards into the cooler, drier Pliocene before descending even further into the more so Pleistocene. The slope was ...

3 answers  ·  posted 2y ago by JohnWDailey‭  ·  last activity 2y ago by JohnWDailey‭

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Rigorous Science If Earth had a sideways axial tilt (like Uranus), would Earth still have tornadoes?

Imagine Earth was hit hard by some force so devastating that Earth now has an axial tilt of 90.0 degrees, a far cry from the usual 23.5 degree. The same force somehow eliminates the Moon. In my sto...

1 answer  ·  posted 2y ago by user6760‭  ·  last activity 2y ago by user6760‭

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Rigorous Science Would human civilization develop at a slower pace if Earth was 5.8x larger?

EDIT: Calculations were incorrect, the earth in my comic is not 5.8x larger, it is 2.4x larger. Its surface area is 5.8x larger but the diameter is 2.4x larger. Anyway I'm working on a comic tha...

11 answers  ·  posted 2y ago by JordanTheCynic‭  ·  last activity 2y ago by JordanTheCynic‭

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Rigorous Science Can You Evolve a Second Pair of Pectoral Muscles Without The Need for Flight?

Somewhere on DeviantArt, there is an insightful tutorial by someone named "Uzlo" on how to create anatomically believable angels. Among the instructed details is the possibility of developing a se...

2 answers  ·  posted 2y ago by JohnWDailey‭  ·  last activity 2y ago by JohnWDailey‭

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Rigorous Science How CAN You Justify Melalo's Dorsal Casque?

This, ladies and gentlemen, is Melalo, described in the Book of Creatures website as "the oldest and most feared of Ana's children." His name literally means "filthy", "dirty" or even "obscene"....

1 answer  ·  posted 2y ago by JohnWDailey‭  ·  last activity 2y ago by JohnWDailey‭

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Rigorous Science How Would a Continental Landmass Sink?

Atlantis is real. It's just that there's more than one of them, and none of them are actually called "Atlantis". Instead, they consist from the Kerguelen Plateau in the Indian Ocean to Zealandia,...

1 answer  ·  posted 2y ago by JohnWDailey‭  ·  last activity 2y ago by JohnWDailey‭

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Rigorous Science Could a hypothetically big enough planet, with an earth-like atmosphere, be big enough so that you cannot see its curvature from above?

I want to know if a planet with an atmosphere identical to that of Earth could be big enough so that from no point in the lower atmosphere it would be possible to appreciate the curvature in relati...

2 answers  ·  posted 2y ago by D3lf‭  ·  last activity 2y ago by D3lf‭

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Rigorous Science Best place on Earth to fake being on a distant planet?

Lets say an alien trickster wants to trick a group of human astronauts into thinking they've been transported to another world far away. But in reality, he wants them to stay on good old Earth, thr...

17 answers  ·  posted 3y ago by DT Cooper‭  ·  last activity 2y ago by DT Cooper‭

Question space planets earth
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Rigorous Science How quickly could a rogue Earth return to habitability after a deep freeze?

Background A large star makes a relatively close approach to a solar system like our own and the orbits of many of the planets are badly perturbed. A planet similar to Earth is in the wrong place a...

3 answers  ·  posted 2y ago by Slarty‭  ·  last activity 2y ago by Slarty‭

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Rigorous Science How Would the Multituberculates Survive Longer Than in Our Timeline?

In exploring likely candidates for an alternate Earth without rodents, someone suggested multituberculates to me. Here's a little summary as to who the multituberculates were for anyone not in the ...

0 answers  ·  posted 3y ago by JohnWDailey‭

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Rigorous Science What would happen to Earth if the Oceans were electrocuted

If the earth's oceans were electrocuted (from the ocean floor), not worrying about how the energy is gotten to electrocute it, what would happen too everything in the ocean,( fish, algae, etc.) wha...

1 answer  ·  posted 3y ago by doctorspleens‭  ·  last activity 3y ago by doctorspleens‭

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Rigorous Science Would the Muroid Niche Be Occupied by Just One Clade?

The muroids are a superfamily of rodents consisting today of mice, rats, voles, hamsters, lemmings and gerbils. There are at least 1750 different species of them, proof apparent of their environme...

2 answers  ·  posted 3y ago by JohnWDailey‭  ·  last activity 3y ago by JohnWDailey‭

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Rigorous Science Would this type of atmosphere be suitable for human life?

I've been trying to create a Earth-like planet but I'm not sure if my planet's atmosphere is breathable. (It's mostly the amount of helium I'm worried about). I've tried to make it Earth-like whil...

4 answers  ·  posted 4y ago by A good username‭  ·  last activity 3y ago by A good username‭

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Rigorous Science How to Make This Alternate Earth as Black as The Dark Knight

"The Dark Knight" is a nickname given by astronomers to the exoplanet TrES-2b, a gas giant with an albedo of one percent, blacker than paint, blacker than coal"”in fact, blacker than anything on Ea...

2 answers  ·  posted 3y ago by JohnWDailey‭  ·  last activity 3y ago by JohnWDailey‭

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Rigorous Science The Great Oxidation Event...Artificially Imposed on a Tharn-Like Alternate Earth

From 2.4 to either 2.1 or two billion years ago, Earth underwent a surge in a waste product that we know as "oxygen". Before that, life thrived in an ocean rich with iron under an atmosphere loade...

1 answer  ·  posted 3y ago by JohnWDailey‭  ·  last activity 3y ago by JohnWDailey‭

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Rigorous Science How to construct an Earth-like world with very high wind speeds

I want to create a world where humans can live outside (perhaps with some protective clothing) but where very high winds exist in almost all potentially habitable areas making life outside impossib...

2 answers  ·  posted 3y ago by Slarty‭  ·  last activity 3y ago by Slarty‭

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Rigorous Science Would glacier 'trees' be plausible?

The setting is in a region of a planet comparable to Earth's California in regards to location. The soil is extremely rich in nutrients and subsurface water. But for the past three million years th...

9 answers  ·  posted 3y ago by MintySoftboi‭  ·  last activity 3y ago by MintySoftboi‭

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Rigorous Science What Else Could Reduce Global Sea Levels?

Anyone who has studied ice ages would know that during the last two-and-a-half million years of Earth's history, there have been periods where there was enough ice to suck up a lot of water. As a ...

6 answers  ·  posted 3y ago by JohnWDailey‭  ·  last activity 3y ago by JohnWDailey‭

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Rigorous Science How Would These Planets Affect Earth's Eccentricity?

A cleaner, narrower-focused improvement of How This Alternate Solar System Influences the Milankovitch Cycle, so not a duplicate. For further clarification, eccentricity is the shape of a planet's...

1 answer  ·  posted 3y ago by JohnWDailey‭  ·  last activity 3y ago by JohnWDailey‭

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Rigorous Science If people were the size of cats, and the land was scaled down accordingly, what would the size of England be?

So imagine people were the size of house cats, and the world's land masses were scaled down accordingly (in volume). In comparison to the original size of the landmass, how big would England be? An...

8 answers  ·  posted 3y ago by Snifferdragon‭  ·  last activity 3y ago by Snifferdragon‭

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Rigorous Science Would common people in central Europe in the 15th century notice that the whole Asia disappeared?

We have earth at the beginning of the 15th century, and suddenly the biggest continent disappears. There is nothing left of it, no animals, people, lands, anything. I don't think the details of th...

19 answers  ·  posted 3y ago by TGar‭  ·  last activity 3y ago by TGar‭

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Rigorous Science Utility of a domesticated dwarf elephant

In prehistoric times, there used to be a dwarf elephant species in many Mediterranean islands. They were about 1.5-2 meters high, but probably became extinct before the arrival of the first human b...

4 answers  ·  posted 3y ago by McTroopers‭  ·  last activity 3y ago by McTroopers‭

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Rigorous Science What Kind of Bolide Would Chicxulub Be to Create the Bigger Airburst--Asteroid or Comet?

66 million years ago, something brought an end to the long-established dinosaur empire. The pendulum just kept shifting between an asteroid and a comet, astronomical bolides that actually have dif...

1 answer  ·  posted 3y ago by JohnWDailey‭  ·  last activity 3y ago by JohnWDailey‭

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Rigorous Science What would gravity, breath, and human bodies be like near the heart of the Earth?

If humans lived on the inside of the earth's crust, what would happen if they climbed mountains? These mountains would stretch toward the burning center of the Earth. Would gravity get stronger the...

2 answers  ·  posted 3y ago by System‭  ·  last activity 3y ago by System‭

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Rigorous Science What would it take to slow down fermentation? (Specific: Wine / grape juice)

I am working on a story about a person who was raised on an earth-like planet and later moves to our earth. The planet he is from specializes in fruit juice and alcohol making, in specific, wine. W...

9 answers  ·  posted 3y ago by The Silhouette‭  ·  last activity 3y ago by The Silhouette‭

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Rigorous Science How to have hollows with complex plant and animal life on a planet

This is a slight continuation of my other post where I was trying to create realistic hollows with weather due to temperature changes due to bio minerals called Hearthstones. I was wondering if pla...

1 answer  ·  posted 3y ago by anthony gutierrez‭  ·  last activity 3y ago by anthony gutierrez‭

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Rigorous Science Moved into further orbits to protect them, how much damage do Earth and Moon take when the Sun expands?

Short version A far future catastrophe burns/melts away large chunks of the Earth and Moon. For reasons related to my story's fantasy elements, the remains of the Moon have about one fifth their or...

1 answer  ·  posted 3y ago by Astrid_Redfern‭  ·  last activity 3y ago by Astrid_Redfern‭

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Rigorous Science After surviving a black hole/wormhole, what are the chances of Earth start orbiting in a new solar system?

In the event of our sun suddenly becoming a black hole or wormhole of sorts. It transports the earth to another solar system similar to ours. Would it be possible for our planet to start circling...

4 answers  ·  posted 3y ago by Dawidek‭  ·  last activity 3y ago by Dawidek‭

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Rigorous Science How does composition change if you extend an Earthlike atmosphere 50km below sea level?

I'm working to design the atmosphere of a fictional planet inspired by Venus (let's call it Cael). Cael's atmosphere at an altitude of 50 km is essentially identical to Earth's atmosphere at sea l...

2 answers  ·  posted 3y ago by Lawton‭  ·  last activity 3y ago by Lawton‭

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Rigorous Science Penguins in the Not-Arctic, how would this affect the poor seals

In a not so different fantasy world, whose physics and thus are similar to our own how would including penguins affect the look and function of a typical arctic ecosystem. For the purposes of this...

2 answers  ·  posted 3y ago by The Imperial‭  ·  last activity 3y ago by The Imperial‭

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Rigorous Science How to Renew Old Mountain Ranges

Conventionally, there are two ways to build mountains--direct collision (as is the case with the Himalayas) and one side sinking beneath the other (which explains why the Pacific Ring of Fire is vo...

2 answers  ·  posted 3y ago by JohnWDailey‭  ·  last activity 3y ago by JohnWDailey‭

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