The Planet
Thousands of Newborn Stars Found 32 Trillion Miles Away New findings by NASA Mars rover provide strongest hints yet of potential ancient life Warming seas threaten key phytoplankton species Kilauea Erupting Again in Hawaii Campaigners want to change the world map to show Africa is bigger
Researchers uncover submerged Stone Age settlement in Denmark
Should the air conditioning be turned off when you're out, or left on?
Great white sharks head north, following seals and alarming beachgoers
China rushes to build out solar, and emissions edge downward
UN: Failing to protect planet from climate change could violate international law
UN says green energy hits global tipping point for ever lower costs
NEW YORK (AP) – The global switch to renewable energy has passed a “positive tipping point” where solar and wind power will become even cheaper and more widespread, according to two United Nations reports released Tuesday, describing a bright spot amid otherwise gloomy progress to curb climate change.