In 1941, the U.S. Army happened to choose a piece of land bound on five sides by roads and other divisions to build their permanent War Department. That's why they built the Pentagon.

Here comes artificial intelligence on wheels. On Friday we met HUBO, the first robot to ride a Segway-like scooter.

45 years ago Russia launched the world's first astronaut into space. We always knew that it was a stray dog. But the secret revealed to us on Saturday was that "Laika" died of fright just after take-off.

Not all matches are made in heaven. On Sunday we found out why Iran's Interior Minister is advocating the age-old practice of temporary marriage.

Monday we learned that Australian cane toads cannibalize their young. Horrific as it may sound, it seems to be the only thing slowing the spread of this poisonous pest.

Looking for a natural remedy for your upset stomach? Yesterday we met a Chinese man who has cured his abdominal pains for 40 years by eating live rats and tree frogs.

And today, we wondered how long humans have been fundamentally modern as we gazed at recently discovered hand-crafted shell beads that are thought to be 82,000 years old.

Watch Clipiversity There's a whole lot more to learn in our video podcast, Clipiversity. Sit back and relax as EricG and EricS showcase some of the interesting clips found on the site every day. Watch the latest episode at clipiversity.com