Heat wave hits Greenland, melting 11 billion tons of ice
August 8, 2019, 2:44 p.m. by Mary Jo DiLonardo
Greenland's ice sheet is melting fast due to the same weather that recently baked Europe.
Scientists find vast, ancient galaxies hiding in plain sight
August 8, 2019, 2:25 p.m. by Christian Cotroneo
They were invisible to Hubble.
Why Bill Nye's solar sail matters for the future of space travel
August 8, 2019, 8:20 a.m. by Ben Bolton
LightSail 2 propels itself from Earth using only sunlight.
This woodpecker loves a good wildfire, but megafires? Not so much
August 7, 2019, 12:40 p.m. by Mary Jo DiLonardo
Black-backed woodpeckers love burned-out forests, but mega-fires are changing their lives.
Canada creates two huge ocean sanctuaries in the Arctic
August 7, 2019, 8:26 a.m. by Russell McLendon
The new refuges aim to protect sea ice, wildlife and the economic stability of indigenous people.
The black hole at the heart of this galaxy may be among the biggest in the universe
August 6, 2019, 2:31 p.m. by Christian Cotroneo
It's in a class beyond 'supermassive'.
This newly discovered star may have been around when the universe was still a baby
August 5, 2019, 12:38 p.m. by Christian Cotroneo
It may even shine light on the first stars that ever formed.