The Geometry of Causality | Space Time15/06/2017admin This episode is sponsored by Audible. The special theory of relativity tells us that one person’s past may be another’s future. When time [...]
What Is A Pulsar?15/06/2017admin This question comes from William. He writes “Hi Fraser, I was wondering if you could do a video on pulsars like you did [...]
A Brief History of the Universe: Crash Course Astronomy #4415/06/2017admin Hey folks, Phil Plait here, and for the past few episodes, I’ve been going over what we know about the structure, history, and [...]
Sir Martin Rees: Earth in its final century?15/06/2017admin If you take 10,000 people at random, 9,999 have something in common: their interests in business lie on or near the Earth’s surface. [...]