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.
Cells Have a Crystal Trigger That Makes Them Self-Destruct When Viruses
Invade
-
A special class of immune proteins protect us from pathogens but also drive
inflammation and cell death
10 hours ago