Health & Science

China told the United States on Wednesday to make stronger commitments on climate change and provide environmental expertise and financing to developing nations.

The beleaguered global warming panel has found an outside group to review how it writes its reports.

Brazil's president said Tuesday that he kicked the smoking habit he had for 50 years after a recent health scare sent his blood pressure soaring.

The Earth really did move during the massive Chile quake: Researchers say cities and islands physically shifted west a bit.

The United Nations says mother-to-child HIV transmission can be eliminated by 2015 if health programs receive increased investments as planned.

Eleven days after her son Benjamin's birth by C-section, Linda Coale awoke in the middle of the night in pain, one leg badly swollen. Just as her doctor returned her phone call asking what to do, she dropped dead from a blood clot.

The world's largest atom smasher could generate its first scientific breakthrough later this year when operators hope to make discoveries into the elusive nature of dark matter, the director of the European Organization for Nuclear Research said Monday.

First the ground shook in Haiti, then Chile and now Turkey. The earthquakes keep coming hard and fast this year, causing people to wonder if something sinister is happening underfoot.

Nicotine builds up gradually in smokers' brains rather than spiking after each puff, according to a study that might help point to new ways to help people quit smoking.

Here is what other scientists have discovered about Homo floriensis, "the hobbit":