Watch this goldfish steer its very own robotic tank around the room

This tiny goldfish is a long way from being able to work the gas and brake pedals, but with a little technological help, it can steer a robotic car simply by swimming around its tank. » 2/10/14 9:40am 2/10/14 9:40am

A surprising discovery about how ancient Romans used lead pipes for food

The wreck of a Roman ship was discovered 25 years ago, and nobody could explain why a large lead pipe was smashed through the hull. Now we know it's just another example of Roman engineering prowess. Specifically, it's a fish tank. » 6/01/11 1:49pm 6/01/11 1:49pm