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James K's user avatar
James K's user avatar
James K's user avatar
James K
  • Member for 8 years, 10 months
  • Last seen this week
32 votes

Is it biologically possible for one species to need another species to reproduce?

17 votes

Definite pitch designs only, what musical instrument and class of musical instruments would be easiest to design if the world reset?

1 vote

Can I have a world without females?

1 vote

Justification for foreign intervention in an anarchist Middle East?

3 votes

Maximum speed of a slug-like animal

3 votes
Accepted

Would stalked hair help a tunneling humanoid?

3 votes

Introducing animals to a terraforming Mars by air-drop

6 votes

Underground cities

11 votes

Could a moon made of fissile uranium produce enough heat to replace the sun?

3 votes

Argon instead of nitrogen

0 votes

Is it possible for a metal like the Skarilium of my works to exist naturally while also being obtainable for humans in the near future?

3 votes

In a world without grasses, which vegetarian foods would be best suited for long-term storage?

12 votes

How close the the star should i place my lava planet?

19 votes

Hypothetically, can early humans have an alliance with giant ants? Maybe even assist humans in the agricultural revolution?

6 votes

Can land plants absorb carbon dioxide into their leaves without the need for sunlight?

10 votes
Accepted

Is it possible for a planet to orbit a binary system at the same speed as the stars themselves?

2 votes

What would cause this specific method of reproduction to become prevalent?

4 votes

Is it possible to create ice on a planets equator using planetary rings?

16 votes
Accepted

What mammal most abhors physical violence?

5 votes

Do cards require the printing press?

5 votes

Can blood form snowflakes?

8 votes

Is it possible to have earth like planets in Jupiter lagrange points?

13 votes

How would a human be affected if plant DNA was injected into their system?

11 votes

Reproductive capabilites of genetically altered humans

8 votes

How would vampires avoid contracting diseases?

54 votes
Accepted

What is the steepest gradient that a canal can be traversable without locks?

7 votes

How common is it for a river to enter a valley from a flatter plain?

2 votes

How could a species that breathes through its skin develop spoken language?

2 votes

How can I explain tree-like creatures that are only active in the cold of night

2 votes

How to evolve fully terrestrial sharks, 100 million years in the future?

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