On Friday night, the asteroid Apophis will pass by Earth. When it returns in 2029, its orbit may put it on a collision path with some...
Astronomers using the NASA/ESA Hubble Space Telescope have discovered the reason for the dimming of a red hypergiant star called VY Canis Majoris.
If you are going to buy a face mask to protect yourself and others from COVID-19, make sure it's a three-layered mask. You might have already...
Scientists are hoping the discovery of a new exoplanet will help in the search for traces of life in our solar system.
This week, the University of Arizona's Steward Observatory Mirror Lab began work on the sixth of seven primary mirror segments for the Giant Magellan...
A second spacewalk was the charm for stubborn struts on the space station.
This week, the University of Arizona's Steward Observatory Mirror Lab began work on the sixth of seven primary mirror segments for the Giant Magellan...
Satellite imagery shows that the area covered by kelp forests off the coast of Northern California has dropped by more than 95 percent, with just a...
This storm rained electrons, shifted energy from the sun's rays to the magnetosphere, and went unnoticed for a long time.
The month’s sharpest science shots, selected by Nature's photo team.