This week on Cosmos: A Spacetime Odyssey, Neil deGrasse Tyson finally broached the topic of climate change, and it was truly terrifying. But in addition to scaring the living fossil fuels out of us, ...

An adventure spanning billions of years into the evolution of life and consciousness. A visit to a 100,000-year-old laboratory. The story of the change in life-style that radically altered human ...

In the counterintuitive realm of quantum mechanics, light can be two contradictory things, and somehow - no one knows how - an unseen observer can alter the nature of reality. Meet the man who ...