Curated Video
Mesosphere
The layer of the atmosphere above the stratosphere but below the thermosphere, from 50 to 85km altitude. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Carbon: Synthetic Diamonds
Diamonds take millions of years to form within the Earth's mantle, but now scientists are trying to produce them synthetically. Chemistry - Atoms And Bonding - Learning Points. Diamonds take a long time to form in the Earth's mantle....
Science Friday Initiative
Science Friday: Drilling to the Mantle of the Earth
Geologist Damon Teagle talks about what boreholes may reveal about the Earth's formation. [16 mins. 39]