How & Why Humans Lost Their Fur

How & Why Humans Lost Their Fur

Humans are one of the few mammals that appear nearly hairless. What happened to all of that hair, and why do we have hair in a few places?

Why Do We Cry?

Why Do We Cry?

Whether you really do have something in your eye or are full of emotions, tears have a lot of health benefits. Here’s why you should cry.

What is the multiverse?

What is the multiverse?

What is the multiverse? The multiverse is the idea that our Universe is just a tiny little region of a much larger space which.. Read More.

What is a polar vortex?

What is a polar vortex?

What is a polar vortex? “Polar” already sounds chilly, right? A polar vortex is an area of low pressure which exists in the polar.. Read More.

How much does a cloud weigh?

How much does a cloud weigh?

So, first and foremost, you’ve got to measure the cloud, to get an idea of how much space it takes on the sky. One way is to get in the car and drive across its shadow at a fixed speed. You’ve got to be pretty patient and wait for the sun to be overhead so…

What is deja vu, why does it happen and what causes it?

What is deja vu, why does it happen and what causes it?

Deja vu is a feeling of having already experienced a certain situation. It comes from French and it means “already seen” and you’ve probably lived it so far. About 90% of us experience deja vu at least once in their lives and mainly in our teen years. Deja vu is not really a physical phenomena….

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