The common ancestor of human apes and cockroaches. Also, how to properly cook cockroaches to eat.

According to TIME TREE, the common ancestor of human apes and cockroaches lived 797,000,000 years ago.

According to Google: You can eat cockroaches! Just not the ones you find around your house. Contrary to popular belief, cockroaches can actually be very clean and tasty insects, especially if they are fed on fresh fruits and vegetables. They can be eaten toasted, fried, sauteed, or boiled.

Also, according to Google: Cockroach farming is booming in China as the country looks for new, cheaper medicines for its rapidly ageing population. The correct way to eat a cockroach, at least in this corner of northern China, is to fry it not once but twice in a wok of smoking hot oil.