Life's Little Mysteries: Science questions, answered

Taste receptors have been found far beyond the tongue, but do they help perceive taste or work like the ones in our mouths?

It's commonplace to get a jolt from static electricity. But does it have enough electrical charge to start a fire?

Particles from space are constantly zooming into Earth. But which one is the speediest?

Ever feel disconnected during a stressful event? That could be your brain protecting you.

Scientists recently found that a so-called jumping gene may have jumped ship millions of years ago, and taken our tails with it.

Many animals have a good sense of smell, but can they smell chemical signals that indicate a person is fearful?

Is there an evolutionary reason why cats have sparse fur near their ears?

We finally understand why blueberries are blue — and the secret lies not in the flesh or skin, but the waxy coating around it.

Our distant fish ancestors had gills, so why don't humans?

Space is a harsh place, with freezing temperatures, harmful radiation and a near-vacuum. So, what would happen to the body of an astronaut that was exposed to space's elements?