Top Network Posts
- 22Why Do Most Humans & Cats Have Blue/Bluish Eyes At Birth?
- 18Why was disease transfer to the Americas one-way?
- 17Could a fetus properly develop in micro/zero-gravity?
- 15Why do people have antibodies against other blood types?
- 14How did this spider evolve to mimic exactly a human face and arms?
- 14What are the functions of magnetic bacteria?
- 13How does a woodpecker not give itself concussions?
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