Did the Maya Civilization Fall Because of Cli...

Cramming for a test or other deadline may give you decent short-term results, but research shows it sacrifices long-term comprehension and memory. Learn why study methods like spacing and interleaving are better in this classic episode of BrainStuff, based on this article: https: ...  Show more

Over a few hundred years, real stories about secretive agents developed into the legend of the ninja. Learn how this myth captured the world's imagination -- and about the work being done at the world's first International Ninja Research Center -- in this episode of BrainStuff, b ...  Show more

After millennia of development, the Maya culture suddenly collapsed at its peak. Why is one of the biggest mysteries of history. One theory says catastrophic climate change was the cause. And it may have happened to other cultures too.

Could altering the Earth’s atmosphere to reflect back some of the sun’s rays be a solution to climate change? It would likely decrease global temperatures, but it might lead to climate wars. Humanity might become “addicted” to it for survival. And ultimately, would this technolog ...  Show more

As a series of UN climate reports have warned recently, drastic reductions in greenhouse gas emissions – a halving over the next decade – are needed if we are to keep global warming down to manageable levels. No sign of that happening. An emergency measure to buy time that’s some ...  Show more

How can Earth Scientists and programmers really make predictions about the climate? What are the ethics of having kids in a warming world? How to combat the disastrous politicization of the issue? Dr. Peter deMenocal is the Dean of Science at Columbia, and a Geologist. As a re ...