Phylogenetic Tree of Life -The OpenLearn site used to offer this phylogenetic chart in the shape of a tree as a free poster, but no more. They do have an online version of this same illustration, expandable and with links and an explanatory guide.
How Deep Is The Mariana Trench, In Movie Terms? Last weekend, James Cameron dived to the bottom of the Mariana Trench. It’s about seven miles deep, deeper under the Earth’s surface than Everest is high.
Debunking Common Myths About Solar Energy The Origin Of The Days Of The Week. Just remember that most of them are named for gods and goddesses. The same goes for the planets and moons in our solar system.
Human Body Ingredients via imaginaryfoundation: 'The average human has approximately 100 trillion cells and each cell is made of approximately 100 trillion atoms, each of which were originally created in the center of a star.' Here it is by mass: http:/
Previous pinner says: Saturn. I love how you can see thru the rings, and I love the different-- vertical-- orientation. Finally, I love how the Cassini probe continues to beam us such amazing photographs of the Saturn system!