Millions are under air quality alerts as wildfire smoke blankets large swaths of U.S.
Millions of people across the Upper Midwest and the Northeast are under air quality alerts Monday, as smoke from wildfires
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Denise Chow
02:25
European probe snaps first images of the sun’s south pole
The first-ever images of the sun’s south pole reveal a messy jumble of magnetic activity in a never-before-seen region of
Denise Chow
02:26
SpaceX readies private launch of four astronauts to International Space Station
Four crew members are set to launch Wednesday on a privately funded mission to the International Space Station
Denise Chow
01:27
SpaceX prepares for ninth Starship test flight
SpaceX will attempt to launch its Starship megarocket on a key test flight Tuesday, months after two launches both failed
Denise Chow
00:22
Watch live as a new astronaut crew takes off for the space station
The new crew's launch to the space station means that NASA astronauts Suni Williams and Butch Wilmore are finally about
Denise Chow
09:31
After several delays, NASA’s SPHEREx launches in mission to map 450 million galaxies
A new NASA observatory launched into space Tuesday on a mission that could help scientists unravel what happened in the
Denise Chow
16:19
SpaceX to launch its Starship rocket on next test flight, after a fiery explosion ended the last one
SpaceX plans to launch its Starship megarocket on its next test flight on Monday. The vehicle’s upper stage exploded over
Denise Chow
04:26
NASA space observatory poised to launch on a mission to map 450 million galaxies
A new NASA space observatory, called SPHEREx, is scheduled to launch into orbit Thursday on a mission to map more
Denise Chow
03:27
Blizzard in the North and floods in the South while severe storms batter eastern U.S.
Much of the eastern half of the United States is bracing for severe weather this weekend, with “life-threatening” flash flooding
Denise Chow
07:25
NASA says yes, an asteroid buzzing by in 2032 could hit Earth
An asteroid that measures up to 300 feet across could smack into Earth in 2032, and while NASA says the
