Controversial study suggests earliest humans lived in Europe – not Africa – CBS News

Controversial new research suggests that modern humans evolved from apes in the Eastern Mediterranean — not from ancestors in Africa, as long believed by the majority of scientists. The researchers’ bold, potentially paradigm-shifting claims were published in two studies Tuesday in the journal PLOS One.  The researchers base their arguments on analysis of two Graecopithecus freybergi ape fossils, […]

NASA’s Acting Chief Is Upbeat About Proposed $19.1 Billion Budget in 2018 –

NASA’s acting administrator, Robert Lightfoot, maintained a positive and hopeful tone today (May 23) in a speech regarding the agency’s newly released 2018 budget estimate. Although NASA is facing a 08-percent budget cut compared to 2017, Lightfoot said that considering the administration’s budget tightening across the board, he considers the White House budget proposal […]

[ May 23, 2017 ] Astronauts replace failed computer in short spacewalk Mission Reports – Spaceflight Now

[ May 23, 2017 ] Astronauts replace failed computer in short spacewalk Mission Reports – Spaceflight Now

STORY WRITTEN FOR CBS NEWS & USED WITH PERMISSION Astronaut Jack Fischer waves to a camera during Tuesday’s spacewalk. Credit: NASA TV/Spaceflight Now After a bit of a struggle with a balky bolt, space station commander Peggy Whitson replaced a failed external computer during a short, hurriedly planned spacewalk Tuesday while crewmate Jack Fischer installed a pair […]

The “Alien Megastructure” Star Is Acting Up Again – Smithsonian

Jason Daley is a Madison, Wisconsin-based writer specializing in natural history, science, travel, and the environment. His work has appeared in Discover, Popular Science, Outside, Men’s Journal, and other magazines. Read more from this author | Follow @jasondaley608 The “Alien Megastructure” Star Is Acting Up Again – Smithsonian

Freeze-Dried Space Sperm Gives Rise to Healthy Baby Mice –

Mouse sperm preserved on the International Space Station for nine months gave rise to healthy pups, a new study reveals. This finding suggests that animals, perhaps including humans, can one day reproduce safely in space, researchers said. This work also raises the possibility of a “doomsday vault” for sperm in […]

Failed computer requires quick spacewalk repair – CBS News

Space station commander Peggy Whitson and astronaut Jack Fischer are set for a two-and-a-half hour spacewalk Tuesday, a quickly-planned excursion to replace a recently installed external computer that failed Saturday. The 50-pound data relay box, known as a multiplexer-demultiplexer, or MDM, is one of two “tier 2” command and control computers mounted in the station’s […]

Star that spurred alien theories dims again – Science Magazine

Another explanation for the dimming is that KIC 8462852 is surrounded by a swarm of dusty comets. By Daniel CleryMay. 22, 2017 , 5:30 PM Astronomers and alien life enthusiasts alike are buzzing over the sudden dimming of an otherwise unremarkable star 1300 light-years away in the constellation Cygnus. KIC 8462852 or “Tabby’s star” has […]

Doomsday Seed Vault to Get Upgrade After Flooding Incident – Live Science

The seeds are safe — for now. But a famous “doomsday” seed vault is scrambling to renovate after melting permafrost penetrated its access tunnel. The Svalbard Global Seed Vault announced on May 21 that it will be constructing new drainage ditches, building waterproof walls and taking other steps to protect its valuable […]

Ape that lived in Europe 7 million years ago could be human ancestor, controversial study suggests – Washington Post

Lower jaw of Graecopithecus freybergi. (Wolfgang Gerber/University of Tübingen) In 1944, German soldiers constructing a bunker in Greece uncovered a fossilized jawbone. The specimen was in poor shape, just a curve of mandible with its teeth mostly chipped away. “It was considered to be a specimen that nobody really knew what to do with,” said paleobiologist David […]