Giant Fossil Whale Perucetus Did Not Exceed Body Mass of Today’s Blue Whales: Study

SpaceX launches Leap Day Starlink satellites into orbit, lands rocket at sea (video)

Highways through historically redlined areas likely cause air pollution disparities today

Earlier today, the Mars Persevere rover captured a high resolution image of Ingenuity using the SuperCam RMI instrument. One rotor blade is broken off completely, the others have damaged tips.