The last known member of his species has died at Atlanta Botanical Garden
Carbon dioxide levels often hit lows in September, but now remain above a crucial benchmark
Choosing Myron Ebell means Trump plans to drastically reshape climate policies
The genome-editing technology will be used for seed development
Ground that deforms above wells where wastewater is injected could be a telltale sign of trouble to come
In his final U.N. address, the president says inaction will lead to more unrest
Three 14 year olds from Columbus, Ohio won this years Scientific American Innovators award at the 2016 Google Science Fair in California on September 27, 2016.