How fast hair grows, and other hairy science

On average, your scalp hair grows by 0.35 to 0.45 millimeters a day or half an inch per month.

The Difference between Virtual and Augmented Reality

Let’s put the hype away for a second and see what sets these two technologies apart.

Just a handful of tiger subspecies remain in the wild — here they are

Learn more about this charismatic carnivore!

Are humans apes?

Even though you look different, you share 99% of the same genes.

5 romantic animals that mate for life

There are some that you wouldn’t expect.

Sink your teeth into some cool facts about sharks

Learn more about these fascinating fish!

Not your average “Jaws”: common shark myths revealed

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Aviation 101 : Flight Dynamics

To most people, the sky is the limit. To those who love aviation, the sky is home.

Meet your maker: 5 ways humans are making animals extinct

Plus a look at some of the animals that have recently been lost from the planet.

Why do whales become stranded on shore?

It’s a whale of a tale I’ll tell you.