There are a lot of myths about crystals − for example, that they are magical rocks with healing powers. An earth scientist explains some of their amazing true science.
Today the shoreline of Lake Malawi is open, not forested the way it was before ancient humans started modifying the landscape.
Jessica Thompson
Combining evidence from archaeology, geochronology and paleoenvironmental science, researchers identified how ancient humans by Lake Malawi were the first to substantially modify their environment.
Olympus Mons, biggest volcano in the Solar System.
Justin Cowart