Aug 07 The $2 trillion economic risk you haven't heard about By Donald Goldsmith Beyond Earth's atmosphere lurks a threat that could knock out our electrical grid and cause catastrophic structural, not to mention economic, damage. The risk within the next decade is about as great as that of another earthquake shaking California. So… Continue reading
Apr 06 NASA sets solar flare images to music By News Desk NASA's Solar Dynamics Observatory has released dramatic video of a "mid-level" solar flare from April 2. [youtube:http://youtu.be/_8yPQEE2Dnk] Flares are short, powerful bursts of radiation emitted from the sun's surface. NASA says the radiation cannot penetrate the Earth's atmosphere, but on rare… Continue reading
Nov 05 Watch Discovery of Earth-size planets rouses search for intelligent life Discovery of Earth-size planets incites the search for intelligent life… Continue watching
Jul 12 African Cosmos: Stellar Arts By Extra DA From a gigantic rainbow serpent fashioned out of recycled jerry cans to a painting of girls dancing against a Milky Way backdrop, the Smithsonian's "African Cosmos: Stellar Arts" exhibit examines how African artists through time have looked to the sky,… Continue reading
Jun 06 Venus Transit as Revealed in Space By Jenny Marder For those Earthlings lucky enough to be under cloudless skies during Tuesday's Venus transit, it took the form of a pea-sized dot gliding across the Sun's northern hemisphere. For more perspective, NASA has collected a stunning sampling of images both… Continue reading
Jun 04 Watch Venus Transit: Explaining a Rare Phenomenon Venus Transit: Explaining a Rare Phenomenon… Continue watching
Jun 01 Watch Viewing the Venus Transit: What's the Safest Way? Viewing the Venus Transit: What's the Safest Way?… Continue watching
May 15 Watch What Ron Paul Wants If His Supporters Back Romney What Ron Paul Wants If His Supporters Will Back Romney… Continue watching
Nov 28 Watch New Climate Change Deal to Succeed Kyoto a Long Shot What's behind the long struggle to reach a new international agreement on reducing greenhouse gases? Margaret Warner and The Washington Post's Juliet Eilperin preview the U.N.'s annual climate conference. Continue watching
Jun 14 Watch New FDA Guidelines Help Consumers Spot Sunscreen Effectiveness The FDA announced Tuesday a series of changes in what consumers will see on sunscreen labels beginning next summer. Judy Woodruff discusses the new rules with The Skin Cancer Foundation's Dr. Ali Hendi. Continue watching