NASA has just released the first images from its Wide-field Infrared Survey Explorer (WISE). WISE's primary mission is to survey the entire sky in infrared, though it's also tasked with tracking asteroids, comets, and other objects.
Here the shortest-wavelength camera on WISE highlights the Andromeda galaxy's older stellar population in blue.
As Extreme Heat and Smoke Threaten U.S. Farmworkers, Federal Health Leaders
Evaluate Protections
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Leaders of the Department of Health and Human Services will meet throughout
the spring and summer to help protect farm laborers from heat and wildfire
sm...
14 hours ago