A crater in Turkmenistan that has been on fire for decades and has earned itself the title of: The Door to Hell.
Plants may be stationary but they're rarely still, says biologist Roger Hangarter.
When you look at sporting achievements over the last decades, it seems like humans have gotten faster, better and stronger in nearly every way. Yet as David Epstein points out, we might want to lay off the self-congratulation. Many factors are at play in shattering athletic records, and the development of our natural talents is just one of them.
