Volcano scientists issued a second Orange Alert on Wednesday. "At this time, we cannot say with certainty that explosive activity will occur, how large the explosions could be, or how long such explosive activity could continue."
Deep learning is a form of artificial intelligence. In 2 unrelated studies, astronomers report "surprising" success using it to perform research that's hard or impossible otherwise.
Who says you can't catch meteors in moonlight? Check out this beautiful shot of one of this weekend's Eta Aquariid meteors from Eliot Herman in Tucson.
It resembles a fingerprint, doesn't it? But it's really a galaxy, rotating. This image is from ESA's Gaia space observatory. It shows the rotation of the Large Magellanic Cloud.
Blue Origin's suborbital rocket New Shepard made its 8th test flight on April 29, going up from the company's launch site in West Texas. Watch mission highlights here.
Deborah Byrd (asteroid 3505 Byrd) helps edit EarthSky.org and is a frequent host of EarthSky videos. Deborah created the EarthSky radio series in 1991 and founded EarthSky.org in 1994. Prior to that, she had worked for the University of Texas McDonald Observatory since 1976, and created and produced their Star Date radio series. She has won a galaxy of awards from the broadcasting and science communities, including having an asteroid named in her honor in 1990, a Public Service Award from the National Science Board in 2003, and the Education Prize from the American Astronomical Society in 2020. A science communicator and educator since 1976, Byrd believes in science as a force for good in the world and a vital tool for the 21st century. "Being an EarthSky editor is like hosting a big global party for cool nature-lovers," she says.