Life's Little Mysteries: Science questions, answered

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?

Flowers use a variety of strategies to inform pollinating insects about their pollen reserves, including color, smell and even electrical changes.

How can animals that need to breathe air manage to sleep underwater?

The reason for copper's unique properties comes down to the configuration of its electrons.