When I first heard that Elon Musk was sending his personal Tesla Roadster to Mars, I looked on TheOnion.com for the story. He wasn't kidding. SpaceX's test launch and flight of the world's biggest rocket was spectacular, including the mind boggling synchronous return of the twin rocket boosters.
Category / Science
Randall Munroe, the author of the fantastic XKCD web comic, created this graphic charting Earth’s average temperature from 20,000 BCE. This visual representation is very helpful in putting our planet’s relative temperature fluctuations in the context of time, planetary events and human expansion. It is not a coincidence that the startling change in the last […]