But certain high-elevation refuges will remain, according to new research
If we do not plan, now, to limit carbon emissions beyond this century, we will foolishly raise the oceans dramatically for thousands of years
With a shorter season of sea ice, polar bears have less access to marine mammals. But switching to a terrestrial diet deprives them of the fatty seal meals they need to thrive.
Intense warming 55 million years ago may not have been driven by volcanoes
Opponents of evolution want to make a place for creationism by tearing down real science, but their arguments don't hold up
Three 14-year-olds from Columbus, Ohio won this year's Scientific American Innovators award at the 2016 Google Science Fair in California on September 27, 2016