Tagged: life

Optimistic nihilism

What is great about life? It doesn’t matter. It doesn’t mean that it doesn’t matter what’s great about life, It means that what’s great about life is that it doesn’t matter…

The 3 different ways mammals give birth

All mammals share certain characteristics, like warm blood and backbones. But despite their similarities, these creatures also have many biological differences — and one of the most remarkable differences is how they give birth....

Secrets of the X chromosome

The sequence of DNA that we inherit from our parents encodes directions for making our cells and giving us specific traits. Identical twins have the same DNA sequence, so how can one twin end...

How blood pressure works

If you lined up all the blood vessels in your body, they’d be 60 thousand miles long. And every day, they carry the equivalent of over two thousand gallons of blood to the body’s...