Scientists at the University of Pennsylvania have developed some of the world’s smallest robots. The tiny, light-powered robots are smaller than a grain of salt. But they have a built-in computer and ...

Kirsty Waugh is a 12-year-old English girl who is fighting a brain tumor. She has raised lots of money for research into brain tumors in children and she wants to raise lots more. To help with that ...

Scientists have officially identified a tiny blue octopus as a new species after more than ten years of study. The creature, which is small enough to fit in a person’s hand, was first seen deep under ...

A group of small endangered raccoons only found on an island in Mexico have shocked scientists by creating their own toy ...