Earth Matters

5 ways dogs are used for species conservation

Elvis the baby seal has left the boat!

Great white shark caught sleeping on film for the first time

Extraterrestrial opal discovered in Antarctic meteorite

How light pollution is tricking the trees

How to survive a bear attack

These prize-winning images of dogs will steal your heart

There's a huge helium deposit under Tanzania, and here's why you should care

Adelie penguins likely to experience significant decline by end of century

Who needs fireworks when you have the stars?

Modern humans may have smoked 'hobbits' out of their caves and into extinction

Hungry, hungry caterpillars decimate trees in New England