- FeatureBy properly managing a tumor cell’s microenvironment, cancer researchers are making cancer something people live with, not die from.
T wo degrees Celsius: the point of no return. Once average global temperatures exceed preindustrial levels by this amount, scientists warn, a climate catastrophe could become inevitable. Current projections indicate that it would be too late to prevent sea ice from disappearing, ice sheets from collapsing and rising seas from swallowing heavily populated coastlines.
A whole new climate would emerge. Lasting millennia, this hotter world would be humankind’s most enduring legacy, perhaps outlasting our species. Fears over this new climate order spurred more than 100 nations to sign the Copenhagen Accord, drafted in 2009. Althou
- NewsCompounds in space rocks like the one that broke up over California may have helped seed life on Earth.
- PeopleNathalie Cabrol, a planetary geologist and astrobiologist at the SETI Institute’s Carl Sagan Center and NASA’s Ames Research Center, both in Mountain View, Calif., hunts for alien life.
- NewsBacteria can invade one rodent from another, preventing both from getting fat.
- News in BriefAdults over 60 who played for several hours a month beat untrained 20-year-olds in racing game.
- NewsRare data show birds get more efficient the more they migrate along route between Wisconsin and Florida.
- News in BriefFirst there was amphibian killer fungus Bd. Now there's Bs.
- NewsFuture conditions less likely to steer hurricanes directly into the East Coast, analysis suggests.
- NewsA new technique might allow surgeons to identify with precision where brain cancer ends and healthy tissue begins.