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Microsoft Chairman Bill Gates pinpoints the problem with today's textbooks, and predicts where the future of learning lies for K-12 students. He stresses the importance of self-diagnostic tools, which he foresees as an important component of tomorrow's online, interactive texts.
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Fire tornadoes are rare in nature, but when they do start spinning they're even hotter than a regular fire. James Williams gets an explanation on how and why they occur from a fire protection expert.
Apes laugh similar to humans, according to new research exploring the evolution of laughter. James Williams takes a look at the video. NOTE: You can hear the gorilla laughing in the background...it's a low, breathy sounding laugh
See a modular robot adapt when some components fail
Black holes are some of the most elusive objects in the Universe. They can form when a massive star collapses under its own weight. Because they are very dense, the gravitational pull of black holes is so strong that nothing can escape, not even light. Thus they have long remained black and mysterious.
But now, thanks to ESA's and NASA's X-ray observatories, XMM-Newton and Chandra, astronomers have a much clearer picture of where black holes are and what they can actually do. And that can be quite dramatic!
Think being a video game producer is all fun and games?
Beam me up scottie :)
Inspiring People With Awe For The Universe.
When Hubble was launched in 1990, every astronomer knew it had an opportunity to make profound breakthroughs in science. A few realised its potential as a tool for inspiring people with awe for the Universe. But could anyone have predicted how deeply Hubble would become embedded in popular culture?
California Academy of Sciences: Human Evolution -- Tool use by early humans started much earlier. The Academy's Zeray Alemseged reveals his latest discovery: human stone tool use dating back to 3.4 million years ago. Small-brained human ancestors used stone tools to whack into large mammals some 800,000 years earlier than previously thought.
