biology

Some speculate that Einstein may have had it.

Read on and curse if you must. Why the hell not?

The brain makes up 2 percent of the average person's body mass.

Three hundred water samples from around the lake will be tested.

Defining it is more complicated than you think.

James Harrison has donated blood more than 1100 times over the past 60 years.

More black bears are waking up earlier—or not hibernating at all.

From shooting blood from their eyes to using their own ribs as spears, these animals will do whatever it takes to stay alive.

Let's break it down.

Kim was the only regal jumping spider willing to participate in the researchers' study.

No, you're not the only one who has seen the face of Elvis in a potato chip.

It all comes down to vocal cords and hormones. Here's why girls' voices are usually higher than boys' voices.

With the ability to control and even kill their hosts, each one of these parasites could star as the next terror of the silver screen.

There's a lot we don't know about how whales hear.

This could change the way we treat the condition.

The enzyme has the potential to be improved even further.

People who stay up late and sleep in late have a 10 percent higher risk of dying sooner compared to early risers.

It could be your body's way of saying "watch out!" Here is the reason why sour things make you pucker.

It’s not actually your feet that stink. It's actually the bacteria that lives on your feet that smells.

Farts really can be deadly.

From cats and dogs to rats and seals, animals use whiskers to help them find their way and follow their prey.

Don't worry—it's perfectly normal.

This is a side of insect life we rarely get to see.

One of life's most pressing questions, explained.