The Small Secrets of the Greatest Athletes

How can the center of gravity be lifted during a high jump, and how does the spin contribute to a basket shot? Olympic Science

Why do onions make us cry?

The human eye is an amazing organ that enables us to see the world from near and far at excellent quality, in spectacular colors and in 3D.

Symbiosis – Cooperations in Nature

Some organisms live together for joint benefit.

The Marvelous Mathematics of Sunflowers

What do sunflowers and pinecones have in common with rabbits? What do they all have to do with math?

Population Pyramids

How do we get power from the wind?

Wind has always been a source of energy, whether for sailboats or flour mills powered by the wind

Rules of Thumb in Calculating Magnetic Force

A magnetic field is created from movement of electric charges through metal.

Water purification