The number of ADHD cases in kids has surged in the U.S. in the last 10 years. What's going on? Are doctors over-diagnosing the disorder or is it really running rampant? And aren't kids supposed to be full of energy?
Elon Mush, the near-superhero with all the big ideas, has just announced the creation of the Powerwall, a sleek energy storage unit for homes of the future.
Could we one day use lasers to push lightning wherever we want it to go? Maybe, sure, but that 'one day' is likely to be a long way off. Still, though, scientists aren't easily discouraged, and it's no surprise that they're working on it.
Stephen Hawking may have just solved one of the most vexing mysteries in physics — the 'information paradox.'
An alternative power plant harnesses energy locked between layers of warm and cold ocean water.
Shell has been given final permission for an exploratory drilling project in Alaskan waters
The U.S., Brazil and China all released major commitments to reduce or at least slow their greenhouse gas emissions. Continue reading →
Angola's Luanda has become an expensive city due to its oil wealth, yet its people remain poor. What role will oil play in Africa's growth?
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