NASA’s Cassini spacecraft successfully completed its closest-ever pass over Saturn’s moon Dione on Monday, Dec. 12, slaloming its way through the Saturn system on its way to tomorrow’s close flyby of Titan. Cassini is expected to glide about 2,200 miles (3,600 kilometers) over the Titan surface on Dec. 13.
In an action-packed day and a half, NASA's Cassini spacecraft will be making its closest swoop over the surface of Saturn's moon Dione and scrutinizing the atmosphere of Titan, Saturn's largest moon.
Many of the animal species at risk of extinction in the United States have not made it onto the country’s official Endangered Species Act (ESA) list, according to new research from the University of Adelaide.
Swarms of bees and brains made up of neurons make decisions using strikingly similar mechanisms, says a new study in the Dec. 9 issue of Science.