Since the beginning of human civilization, Earth has lost half its trees.
It may be hard to believe, but Antarctica used to be home to forests.
You may already know that the earth stores lots of carbon in different places, like the in the ocean and plants. But are there any other major carbon stores?
Scientist may have found another alternative source of energy. Learn about sustainable forest fuel on this Moment of Science.
Have scientists discovered the real Bigfoot? Find out on this Moment of Science.