As new observations reveal the edges of IC 1101 for the first time, they allow scientists to confirm it is the largest known galaxy.

Experience live eclipse coverage from the path of totality, conversations with SETI Institute scientists, and a performance by the world's first orchestra composed of astronauts, scientists, engineers ...

The Exploratorium and the Lawrence Hall of Science in Berkeley are national leaders in supporting science teachers with ...

The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. The Niagara Skywheel ...

There is a mysterious phenomenon in which strong radio signals arrive periodically from space, yet their source remains completely unknown. Known as “long-period radio transients" (LPTs), these ...

Solar flares are powerful bursts of radiation from the sun's surface, which can wreak havoc on Earth's power grids, damage orbiting satellites, and pose serious radiation risks to astronauts. Yet ...

A decades-old cosmic mystery has finally been cracked: the strange X-rays coming from the bright star gamma-Cas are caused by a hidden stellar companion feeding off it. Using cutting-edge observations ...

The second Artemis mission took four astronauts around the moon and back — the first crewed deep-space flight since 1972. Not everyone gets a chance to put on a space suit, but you can still be an ...

In the chaotic first moments after the Big Bang, ripples in spacetime may have done more than just echo through the cosmos—they could have helped create dark matter itself. New research suggests that ...

Scientists have captured an exceptionally rare, high-resolution view of an active region that produced two powerful X-class solar flares—an achievement rarely possible from Earth. Using the GREGOR ...

Children are naturally inclined to seek patterns in, categorize, and classify information around them. Teachers can take advantage of this tendency as a way to help students study, examine, and ...

The lunar orbiter of India’s second moon mission Chandrayaan-2, launched in 2019, has made the first-ever observation of the effects of the Sun's Coronal Mass Ejection (CME) on the Moon. The Chandra’s ...