When it comes to an explanation for the origin of life, there’s only one thing that scientists agree on: we still don’t have one. Perhaps 4 billion years ago, life arose in the tempestuous environment of the immature Earth. Quite
Jellyfish have been around for over 500 million years. But is sleep that ancient?
It’s true. Male pandas have very teensy winkies so minute that over the years many humans trained in the ways of sexing bears have mistaken boy pandas for girl pandas. Female pandas have a reproductive window so fleeting – just