How The Biggest Animal On Earth Got So Big – NPR

A blue whale, the largest animal on the planet, engulfs krill off the coast of California. Silverback Films/BBC/Proceedings of the Royal Society B hide caption toggle caption Silverback Films/BBC/Proceedings of the Royal Society B A blue whale, the largest animal on the planet, engulfs krill off the coast of California. Silverback Films/BBC/Proceedings of the Royal […]

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

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 […]

Astronauts complete ‘urgent repairs’ during International Space Station spacewalk – MLive.com

Astronauts completed “urgent repairs” the to the International Space Station Tuesday, May 23 by replacing a piece of failed equipment and restoring a backup delay-relay system.  NASA astronauts Peggy Whitson and Jack Fischer completed the mission, which was streamed live on the U.S. space agency’s website. The two replaced a critical computer relay box that […]

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 […]

3.3 Million-Year-Old Fossil Sheds Light On How The Spine Evolved – NPR

This is a vertebrae of the Selam skeleton. Zeray Alemseged, University of Chicago hide caption toggle caption Zeray Alemseged, University of Chicago This is a vertebrae of the Selam skeleton. Zeray Alemseged, University of Chicago A remarkably complete fossil of a young child suggests that key elements of the human spinal structure were already in […]

Fossils cast doubt on human lineage originating in Africa – Reuters

WASHINGTON Fossils from Greece and Bulgaria of an ape-like creature that lived 7.2 million years ago may fundamentally alter the understanding of human origins, casting doubt on the view that the evolutionary lineage that led to people arose in Africa. Scientists said on Monday the creature, known as Graecopithecus freybergi and known only from a […]

Frozen ‘space sperm’ passes fertility test – BBC News

Image copyright RobinOlimb/Getty Healthy baby mice have been born using freeze-dried sperm stored in the near-weightless environment of space. The Japanese team behind the gravity-breaking experiment on the International Space Station (ISS) say it shows that transporting the seeds of life away from Earth is feasible. Sperm banks could even be made on the Moon […]

Star that spurred alien megastructure 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 […]

3.3 million-year-old fossil reveals origins of the human spine – Phys.Org

3.3 million-year-old fossil reveals origins of the human spine – Phys.Org

A vertebrae of the Selam skeleton. Credit: Zeray Alemseged, University of Chicago Analysis of a 3.3 million-year-old fossil skeleton reveals the most complete spinal column of any early human relative, including vertebrae, neck and rib cage. The findings, published this week in the Proceedings of the National Academy of Sciences, indicate that portions of the […]

1 2 3 69