An animated sequence that shows the key differences between living things, dead things and things that have never been alive. In a park setting, we see birds, trees and rabbits. The commentary ...

If you were going to study El Niño, how would you do it? Maybe fly a plane into a storm to collect data, study satellite records for sea surface temperatures, or use buoys to measure sea surface ...

What is dead, living and non-living? The environment around us is full of dead, living and non-living things. Trees and animals are living things. Dry leaves on the ground are dead, but they were ...