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Q&A

General Q&A about worldbuilding and other speculative developments that can be extrapolated from science.

33%
+1 −4
50%
+2 −2
A single beam laser treatment to both remove hair and flatten a scar

1 answer  ·  posted 6mo ago by JohnDoea‭  ·  last activity 5mo ago by JBH‭

77%
+5 −0
Composite armor based on diamonds, could it work?

1 answer  ·  posted 8mo ago by Mr. Mistoffelees‭  ·  last activity 8mo ago by Olin Lathrop‭

60%
+1 −0
Keratin biosynthesis and human hair straightness/smoothness

1 answer  ·  posted 10mo ago by JohnDoea‭  ·  last activity 10mo ago by Olin Lathrop‭

60%
+1 −0
Human elytra flying off a cliff

2 answers  ·  posted 5mo ago by Rhea‭  ·  last activity 5mo ago by dsr‭

60%
+1 −0
Making a hair cream without using any lipids/oils

0 answers  ·  posted 6mo ago by JohnDoea‭  ·  edited 6mo ago by JohnDoea‭

33%
+0 −2
66%
+2 −0
66%
+4 −1
80%
+6 −0
Centripetal Burn in Orbit

1 answer  ·  posted 12mo ago by Josh Hyatt‭  ·  last activity 12mo ago by Olin Lathrop‭

81%
+7 −0
40%
+0 −1
Repetitive head-hair removal and lab-grown head-hair planting

1 answer  ·  posted 9mo ago by JohnDoea‭  ·  last activity 9mo ago by Pastychomper‭

40%
+0 −1
Is the combination of water and medical skin laser dangerous?

1 answer  ·  posted 10mo ago by JohnDoea‭  ·  last activity 10mo ago by Olin Lathrop‭

60%
+4 −2
Effects of not growing up?

1 answer  ·  posted 1y ago by Matthew‭  ·  last activity 1y ago by Olin Lathrop‭

50%
+0 −0
50%
+0 −0
Could a creature use lightning/electricity as its energy supply?

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

50%
+0 −0
How could the display technology of self-rewriting books work?

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

50%
+0 −0
Weather and climate of Massive Grass Plains?

3 answers  ·  posted over 1 year ago by Gray9‭  ·  last activity over 1 year ago by Gray9‭

50%
+0 −0
A light tower based communication system

5 answers  ·  posted over 1 year ago by Mister Onion‭  ·  last activity over 1 year ago by Mister Onion‭

50%
+0 −0
Could complex Precambrian life be possible?

1 answer  ·  posted over 1 year ago by Daikyu Maryu‭  ·  last activity over 1 year ago by Daikyu Maryu‭

50%
+0 −0
How large can an animal's eye realistically get?

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

50%
+0 −0
Could a galaxy of Nicoll-Dyson beams hit a single target?

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

50%
+0 −0
60%
+1 −0
Can a galaxy be formed from a black hole?

3 answers  ·  posted over 1 year ago by 01e5Dk‭  ·  last activity over 1 year ago by 01e5Dk‭

50%
+0 −0
Question about Kessler syndrome

4 answers  ·  posted over 1 year ago by Dashane Du Plessis‭  ·  last activity over 1 year ago by Dashane Du Plessis‭

50%
+0 −0
Online Anatomy Creator/Maker..?

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

50%
+0 −0
More Human-Like Secretary Birds

1 answer  ·  posted over 1 year ago by Failus Maximus‭  ·  last activity over 1 year ago by Failus Maximus‭

50%
+0 −0
Evolutionary adaptations in sensory organs among wildlife in sandstorm?

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

50%
+0 −0
Is knuckle walking possible in a cursorial animal?

2 answers  ·  posted almost 2 years ago by ProjectApex‭  ·  last activity over 1 year ago by ProjectApex‭

50%
+0 −0
I want ten Earth-years long day on my planet. Can I have it?

6 answers  ·  posted almost 2 years ago by Zjerzy‭  ·  last activity over 1 year ago by Zjerzy‭

50%
+0 −0
Could an Ice Age Extinction Wipe Out All Marsupials?

2 answers  ·  posted almost 2 years ago by JohnWDailey‭  ·  last activity almost 2 years ago by JohnWDailey‭

50%
+0 −0
How large could an aquatic humanoid get?

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

50%
+0 −0
Euro-American Maglev Railway - Transit without stopping

9 answers  ·  posted over 1 year ago by Prahara‭  ·  last activity over 1 year ago by Prahara‭

50%
+0 −0
How could Ice Spikes naturally occur?

4 answers  ·  posted almost 2 years ago by DigiAB‭  ·  last activity almost 2 years ago by DigiAB‭

50%
+1 −1
50%
+0 −0
Could we build a roof over the Grand Canyon?

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

50%
+0 −0
Giant caves. How do they form?

2 answers  ·  posted almost 2 years ago by Seraphim‭  ·  last activity almost 2 years ago by Seraphim‭

80%
+6 −0
How efficient can a Dyson sphere be?

1 answer  ·  posted over 1 year ago by HDE 226868‭  ·  last activity 1y ago by celtschk‭

50%
+0 −0
Language that cannot be divided into words?

20 answers  ·  posted almost 2 years ago by lirtosiast‭  ·  last activity almost 2 years ago by lirtosiast‭

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