Grant St. Laurent

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Week's Best Space Pictures: Auroras and a Total Solar Eclipse

See stellar photos of the sun's fiery corona, a close-up of our blue marble world, and more.<p>Last Friday's solar eclipse threw a burnished gold shadow across clouds swirling over the Arctic Ocean in the early morning hours. NASA's Terra satellite was in the right place at the right time to snap a …

Physics

One year in space: NASA's record-breaking mission is underway

Expedition 43 has successfully left Earth. NASA astronaut Scott Kelly and Russian cosmonauts Mikhail Kornienko and Gennady Padalka are on their way to the International Space Station, and each one of them is embarking on a record-setting journey.<p>Kelly and Kornienko's 340-day stay will be the …

Space Science

Obama to drug-resistant superbugs: We are coming after you

The<p>Obamaadministration is taking fresh aim at antibiotic-resistant superbugs, a growing cadre of microscopic foes that threatens to undermine public health and economic security throughout the world.<p>The White House on Friday unveiled a five-year plan to fight these deadly pathogens. Part of the …

Four Visions Of The Future From DARPA’s Latest Report Card

Like a science fair for the next century’s wars<p>Yesterday, DARPA released their latest vision for the future. As the far-seeing technological eye of the Defense Department, DARPA’s had its hand in everything from the launch of stealth fighter jets to the birth of the Internet. So when they predict …

Aviation

What a cluster: When dark matter collides, things get weird

Dark matter just got a shade more mysterious. Scientists studying a smashup between giant clusters of galaxies have watched how each cluster's dark matter passes through the collision – and found that it seems to contradict certain theories of how dark matter behaves.<p>The findings, published in the …

Primordial sea creature with spiky claws unearthed in Canada | Reuters

WASHINGTON (Reuters) - A fossil site in the Canadian Rockies that provides a wondrous peek into life on Earth more than half a billion years ago has offered up the remains of an intriguing sea creature, a four-eyed arthropod predator that wielded a pair of spiky claws.<p>A freshly excavated fossil …

Paleontology