Scientific Speculation

50%

+0 −0

Was the total amount of water on earth ever significantly different?

2 answers · posted 25d ago by JohnDoea‭ · last activity 20d ago by Lundin‭

climate water geology chemical-process ecosystem

57%

+2 −1

A single beam laser treatment to both remove hair and flatten a scar

1 answer · posted 3mo ago by JohnDoea‭ · last activity 2mo ago by JBH‭

laser

66%

+4 −1

Could a laser using a "light capacitor" rather than a battery work?

1 answer · posted 29d ago by pootis‭ · last activity 28d ago by Olin Lathrop‭

weapons warfare laser

60%

+1 −0

Natural ways to acquire gravity and heat for a colony on earth's moon

2 answers · posted 4mo ago by JohnDoea‭ · edited 4mo ago by JohnDoea‭

moons

80%

+6 −0

Could a habitable planet lit by the cosmic microwave background plausibly exist?

1 answer · posted 5mo ago by celtschk‭ · last activity 5mo ago by dsr‭

planets alternate-worlds habitability

40%

+0 −1

An hair product which is both a lipid ointment and a gel

0 answers · posted 4mo ago by JohnDoea‭ · edited 4mo ago by JohnDoea‭

chemistry hair-products

71%

+3 −0

Is the Caspian Sea becoming smaller since the industrial revolution?

0 answers · posted 7mo ago by JohnDoea‭ · edited 7mo ago by JohnDoea‭

sea climate-change pre-industrial industrial-age

71%

+3 −0

How to protect intelligent fluids from heat damage?

2 answers · posted 5mo ago by Mr. Mistoffelees‭ · edited 5mo ago by Canina‭

physics robots

60%

+1 −0

Keratin biosynthesis and human hair straightness/smoothness

1 answer · posted 7mo ago by JohnDoea‭ · last activity 7mo ago by Olin Lathrop‭

hair

77%

+5 −0

Composite armor based on diamonds, could it work?

1 answer · posted 5mo ago by Mr. Mistoffelees‭ · last activity 5mo ago by Olin Lathrop‭

armors nanotechnology

66%

+2 −0

How would utility fluids move and stay together?

1 answer · posted 5mo ago by Mr. Mistoffelees‭ · edited 5mo ago by Canina‭

nanotechnology robots hydrodynamics

40%

+0 −1

How does radiotherapy destroys proximal (subcutaneous) fat cells? [closed]

0 answers · posted 4mo ago by JohnDoea‭ · edited 3mo ago by JohnDoea‭

dermatology radiotherapy lipolysis

60%

+1 −0

Creatine supplementation as enhancing the natural production of Carnosine and vice versa

1 answer · posted 4mo ago by JohnDoea‭ · last activity 4mo ago by Pastychomper‭

Creatine Carnosine Amino-acids Veganism

60%

+1 −0

Human elytra flying off a cliff

2 answers · posted 2mo ago by Rhea‭ · last activity 1mo ago by dsr‭

flight humanoid

60%

+1 −0

Making a hair cream without using any lipids/oils

0 answers · posted 3mo ago by JohnDoea‭ · edited 3mo ago by JohnDoea‭

chemsitry cosmetics

20%

+0 −6

Scientific solution to bureaucracy-applied-to-humans [closed]

1 answer · posted 2mo ago by JohnDoea‭ · closed 20d ago by Canina‭

politics identity human-biology computer-science libre

50%

+1 −1

The more horizontal a building (on planet earth) is, the more years it can survive a collapse?

2 answers · posted 2mo ago by JohnDoea‭ · last activity 2mo ago by Olin Lathrop‭

Structural-integrity-and-failure

50%

+1 −1

Why buy tech from the future?

1 answer · posted 11mo ago by Green‭ · last activity 10mo ago by Jordan‭

technology economy time-travel near-future

80%

+6 −0

Centripetal Burn in Orbit

1 answer · posted 9mo ago by Josh Hyatt‭ · last activity 8mo ago by Olin Lathrop‭

space orbital-mechanics

77%

+5 −0

Could grow lights on a massive scale replace 100% of sunlight for 100% of the growing season?

2 answers · posted 2mo ago by JBH‭ · last activity 2mo ago by KalleMP‭

agriculture light

50%

+0 −0

Why would a person be predisposed for joining an animal hive mind?

1 answer · posted over 1 year ago by pg4919‭ · last activity over 1 year ago by pg4919‭

science-based hive

50%

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Could time travelers go back in time and help teach homonids how to build a civilization?

1 answer · posted over 1 year ago by Pierre ‭ · last activity over 1 year ago by Pierre ‭

reality-check evolution science-based

66%

+2 −0

Is a genetically modified human with a much higher height plausible?

3 answers · posted over 1 year ago by Popplio Lover‭ · last activity 12mo ago by Razetime‭

evolution humans

50%

+0 −0

What would make a star good for star lifting?

4 answers · posted over 1 year ago by HDE 226868‭ · last activity over 1 year ago by HDE 226868‭

science-based stars

50%

+0 −0

What organs or modification needed to have tree that gain energy from lightning or electricity?

5 answers · posted over 1 year ago by Li Jun‭ · last activity over 1 year ago by Li Jun‭

biology science-based flora xenobiology plant-design

50%

+0 −0

Infinite endurance

6 answers · posted over 1 year ago by Kyu‭ · last activity over 1 year ago by Kyu‭

reality-check science-based creature-design

25%

+0 −4

Digging Depressions in seafloor to create artificial islands in nearby areas

2 answers · posted 4mo ago by JohnDoea‭ · last activity 1d ago by Pastychomper‭

sea-exploration

50%

+0 −0

Could aliens from beyond the singularity of a rotating black hole survive and colonise regions of a normal universe?

2 answers · posted over 1 year ago by Ichthys King‭ · last activity over 1 year ago by Ichthys King‭

space biology aliens colonization space-colonization time black-holes spacetime-dimensions xenobiology dimensions

50%

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How can a massive ship be partially destroyed in reentry, but have the top part still intact?

7 answers · posted over 1 year ago by Topcode‭ · last activity over 1 year ago by Topcode‭

space travel spaceships space-travel ships re-entry

40%

+0 −1

Is the combination of water and medical skin laser dangerous?

1 answer · posted 7mo ago by JohnDoea‭ · last activity 7mo ago by Olin Lathrop‭

biology medical laser

50%

+0 −0

How small can I make this character without making it too weird?

4 answers · posted over 1 year ago by Popplio Lover‭ · last activity over 1 year ago by Popplio Lover‭

biology evolution humans genetics

50%

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Adopting a new calendar for a multi-generational space journey [Generations Novel]

3 answers · posted over 1 year ago by Noam Josephides‭ · last activity over 1 year ago by Noam Josephides‭

physics science-fiction

81%

+7 −0

Why would a race constantly deafened by ambient noises still hear?

3 answers · posted 10mo ago by DonielF‭ · last activity 9mo ago by ajekb78‭

evolution senses abilities

50%

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Why would a sleeper ship be designed to only wake one person in case of emergency?

36 answers · posted over 1 year ago by Joe Bloggs‭ · last activity over 1 year ago by Joe Bloggs‭

space travel space-travel colonization cryogenics

77%

+5 −0

What conditions would cause an extremely dense (dark) coniferous forest to grow?

1 answer · posted over 1 year ago by xtal‭ · last activity over 1 year ago by Olin Lathrop‭

climate forestry ecology

50%

+0 −0

Making Immobile carnivore

1 answer · posted over 1 year ago by RotNDecay‭ · last activity over 1 year ago by RotNDecay‭

biology evolution science-based

50%

+0 −0

toilet for mermaid?

2 answers · posted over 1 year ago by Li Jun‭ · last activity over 1 year ago by Li Jun‭

science-based technology races mythical-creatures fantasy-races furniture

50%

+1 −1

If the poles ice would melt, would it be critical for human survival to try to bring it back?

1 answer · posted 2mo ago by JohnDoea‭ · last activity 2mo ago by Olin Lathrop‭

climate

50%

+0 −0

Is it possible to retrofit white blood cells with neural network technology to fight infection?

2 answers · posted over 1 year ago by user6760‭ · last activity over 1 year ago by user6760‭

biology reality-check technology nanotechnology intelligence artificial-intelligence

50%

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What will the abdominal muscles of non-primate humanoids look like?

2 answers · posted over 1 year ago by Pierre ‭ · last activity over 1 year ago by Pierre ‭

biology reality-check evolution science-based

50%

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How would someone actively search for titanium ores or other minerals?

4 answers · posted over 1 year ago by Wayward Astronaut‭ · last activity over 1 year ago by Wayward Astronaut‭

technology chemistry mining

50%

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How much brain power per KG/volume?

3 answers · posted over 1 year ago by Demigan‭ · last activity over 1 year ago by Demigan‭

biology computers

50%

+0 −0

Science of Green Lantern and solid light constructs

1 answer · posted over 1 year ago by Strivs‭ · last activity over 1 year ago by Strivs‭

space reality-check space-constructs super-powers light science-fiction

50%

+0 −0

Could Sharks Survive a Longer PETM?

1 answer · posted over 1 year ago by JohnWDailey‭ · last activity over 1 year ago by JohnWDailey‭

science-based adaptability time earth alternate-history history prehistoric-times alternate-earth

50%

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What would happen if someone could remotely manipulate atoms?

1 answer · posted over 1 year ago by Strivs‭ · last activity over 1 year ago by Strivs‭

reality-check super-powers chemistry science-fiction nuclear

50%

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Rifle and Bullet Technology

3 answers · posted over 1 year ago by Csraves ‭ · last activity over 1 year ago by Csraves ‭

reality-check science-based technological-development fire firearms

50%

+0 −0

questions about my screeching wyvern?

0 answers · posted over 1 year ago by user3556983‭ · last activity over 1 year ago by user3556983‭

science-based fauna creature-design dragons

50%

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Most efficient actinopterygian jaw structure?

2 answers · posted over 1 year ago by Praearcturus‭ · last activity over 1 year ago by Praearcturus‭

biology skeletons anatomy zoology

50%

+0 −0

Asteroid mining: Good for the environment?

6 answers · posted over 1 year ago by Jem‭ · last activity over 1 year ago by Jem‭

space asteroids metals

50%

+0 −0

What Adaptation would Humans in a Volcanic Underworld Develop?

2 answers · posted over 1 year ago by James McLellan‭ · last activity over 1 year ago by James McLellan‭

evolution science-based adaptability

Communities