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Watch 2 astronauts take 6th-ever all-female spacewalk today
President Trump gives Artemis II moon astronauts the Congressional Space Medal of Honor
Even ancient bacteria possessed intercellular communication structures like humans today
Powerful Ariane 6 rocket launches European weather satellite to orbit (video)
Dark Stars May Have Left a Gravitational-Wave Signal We Can Detect Today
Watch 2 astronauts replace failed ISS antenna during spacewalk today
Carl Sagan Turned This 1990 Photograph Into a Warning. It's More Relevant Now Than Ever
Rocket Lab launches private Japanese Earth-observing satellite to orbit (video)
How You Feel Today Could Have an Overlooked Impact on Your Well-Being For Decades, Study Finds
How well do past extinctions predict extinction risk today?
MeerKAT’s New Map of a Nearby Galaxy Is Revealing What Older Surveys Missed - Research Today
Paleontologists Reconstruct 56-Million-Year-Old Forests – and Find a Chilling Warning for Today
Watch European astronaut make history during spacewalk today
Slavery linked to mortality gap between Black and white Americans today
Daily briefing: Ancient rise in CO<sub>2</sub> hints at what could happen today
'They'll surf into the eclipse': Readers share their plans for today’s epic solar eclipse and meteor shower mash-up
Ancient rise in CO<sub>2</sub> was catastrophic for forests: what that means for today’s plants
Watch today’s total solar eclipse live
A total solar eclipse will darken the sky for millions today! Here's what you need to know
