Crustaceans and cephalopods engage in vertical migration on a daily basis. While they can handle the fluctuations in oxygen, climate change might remove a bit too much oxygen for them to handle.

There are currently no more than 10,000 of these mesmerizing Asiatic cats left on the planet. One of them just got killed for "likes."

From mechanical bulls and "portable" saunas to vibrating belts and "slimming" machines, these fads were utterly bizarre.

The research took two years and resulted in that largest human-made genome ever. They created synthetic life from E. coli bacteria, which could help in manufacturing medicine.

Machu Picchu is one of the world's most breathtaking sites. But it's in danger of ruin, as a new airport would bring in loads more tourists.

In the past, breeders have focused squarely on size and shelf-life of their produce. With this new tool, scientists hope breeders will opt for taste and pathogen resistance as well.

While many of us are grateful for the 40-hour work week, Medieval peasants worked far less than even that.

A hotel employee found three guests killed with crossbow bolts to the head and chest — but the case got much, much weirder.

"There was an almost complete turn over in the fauna. Everything…went extinct. Yet as the Aldabra rail still lives on today, something must have happened for it to have returned."

The rest of the world has ethical and scientific concerns, though West Virginia is set to begin similar clinical trials in June.