Nov 09 Twitter chat: Why do we dream? By Nsikan Akpan, Jaclyn Diaz Which drugs wipe away dreams? Do cats dream? Plus other FAQs answered by a panel of sleep experts. Continue reading
Nov 06 Why these water droplets behave like trampolines By Nsikan Akpan This new material makes water bounce spontaneously and could be used as an ice shield for airplanes. Continue reading
Nov 05 What colors paint Mars’ northern lights? New results from NASA’s MAVEN mission By Nsikan Akpan NASA announces new findings about Mars' atmosphere and the evolution of the planet. Continue reading
Nov 04 The switch that could turn off your nightmares and dreams By Nsikan Akpan A renaissance is happening in the collective understanding of REM -- rapid eye movement -- sleep, which may yield a day when scientists could shut off nightmares and dreams. Continue reading
Nov 04 Arsenic-laced soil lingers where children play in Washington state By Tony Schick and Courtney Flatt, EarthFix At homes and day care centers throughout central Washington, children play in yards contaminated with lead and arsenic. The state’s Department of Ecology knows about this, and has for decades. But many parents and caregivers still do not, despite the… Continue reading
Nov 04 Take a video tour of the earth’s violent geological history By Joshua Barajas NOVA’s new series “Making North America” looks at how the continent morphed into what it is today. And on tonight’s program, Kirk Johnson, director Kirk Johnson, director of Smithsonian National Museum of Natural History, discusses how so much of the… Continue reading
Nov 03 4K NASA video lets you see the sun in a new light By Justin Scuiletti NASA is allowing you to engage in an extended gazing session at our planet's star this week with the release of a new video that reveals the sun -- rotation, solar flares and all -- in unprecedented detail. The… Continue reading
Nov 03 How chemistry creates the perfect, gooey grilled cheese sandwich By Nsikan Akpan What are the best cheeses for melting and why? This three-minute video from the American Chemical Society has the answer. Continue reading
Oct 30 See close-up photos of geysers on Saturn’s moon By Margaret Sessa-Hawkins Haunting and detailed pictures of Saturn’s moon Enceladus are being released by NASA today after an October 28 flyby in which the Cassini spacecraft skimmed by only about 30 miles above the moon’s surface. Continue reading
Oct 29 Astronaut Scott Kelly sets record for most days in orbit By Margaret Sessa-Hawkins As of today, International Space Station Commander Scott Kelly has spent more days off the planet than any other American. With 216 days in orbit, he sets the American record for most days spent space. Continue reading