Check out this moth as it drives robot car

Give a moth a robot car, and it'll use it to cruise the streets for a female, Japanese scientists have discovered. Using a small, two-wheeled robot, a male silkmoth was able to track down the sex pheromone usually given off by a female mate.

Reusable nanosponges could soak up oil spills

Researchers have created a new material that has, they say, an astounding ability to absorb oil spilled in water.