The hellish health battles NASA's stranded astronauts face back on Earth... as experts warn they may never recover
NASA's stranded astronauts are finally returning to Earth. But they will face a grueling health battle after spending more ...
Requiem for a Canadian-built telescope that saw as far as physics allows
The Canadian-built Atacama Cosmology Telescope in the high Chilean desert mountains, which has just given up its final batch ...
Scientists Just Snapped the Clearest Image of the Universe’s First Light
New insights from the Atacama Cosmology Telescope offer unprecedented images of the universe at 380,000 years old, revealing ...
Astronomy12h
Inside radioisotope generators, the ‘nuclear batteries’ that power faraway spacecraft
How do we power missions in the outer reaches of our solar system and beyond? The solution, developed in the '60s, can last ...
Astronomers investigate X-shaped radio galaxy 3C 315
By analyzing the data from Leahy's atlas of double radio-sources and NASA/IPAC Extragalactic Database (NED), Serbian astronomers have explored an X-shaped radio galaxy designated 3C 315. Results of ...
Cancer Health16h
Some CT Scans Deliver Too Much Radiation, Researchers Say. Regulators Want To Know More.
About 93 million computerized tomography scans are performed every year in the U.S., more than half of them are for people 60 ...