NASA’s Boomerang-Like Aircraft, Kid Athletes Excel in Class, Citrus and Skin Cancer
Boomerang-Like Aircraft Could Help NASA Find Landing Sites on Mars NASA has built a prototype of what it hopes to be the first aircraft to fly on Mars sometime in the 2020’s. Shaped like a boomerang, the flying wing Prandtl-m will be rather small, with a 61 cm wingspan, and weighing only about 454 grams. […]
Science Images from May 2015
Caffeine Might Improve Long-term Memory
Caffeine not only gives us a daily jump start, but new research suggests it also can enhance long-term memory. According to the US Food and Drug Administration, nearly 90 percent of people worldwide consume about 200 milligrams of caffeine each day. That’s equivalent to about one strong cup of coffee a day. Writing in “Nature […]