Nature has always loved surprises. Just when we think we understand how the world works, an animal comes along and quietly breaks all the rules. Some creatures glow in the dark, some survive without ...

A bonobo demonstrated the ability to track imaginary objects in controlled tests, challenging the belief that imagination is uniquely human and hinting at deep evolutionary roots. In a set of ...

And so, in celebration of the beauty of love in all its many, sometimes very tentacle-heavy forms, we offer up this: A look ...

The human eye contains a blind spot at the back of the eye where the optic nerve and retinal blood enter and exit, but our ...