Sci/Tech

Cancer-causing chemical in drinking water traced to fire-fighting foam

Aug. 9, 2016 - Fire-fighting foam containing highly fluorinated chemicals is contaminating drinking water supplies around many of the nation’s military bases, airports and...

Sunflowers move by the clock

Aug. 5, 2016 - It's summertime, and the fields of Yolo County are filled with ranks of sunflowers, dutifully watching the rising sun. At...

Team led by SF State astronomer catalogs most likely ‘second-Earth’ candidates

Aug. 3, 2016 - Looking for another Earth? An international team of researchers has pinpointed which of the more than 4,000 exoplanets discovered by NASA's...

Solar eruption larger than Earth

August 1, 2016 - A gigantic ribbon of hot gas bursts upwards from the Sun, guided by a giant loop of invisible magnetism. This remarkable...

New fossil evidence supports theory that first mass extinction engineered by early animals

July 31, 2016 - Newly discovered fossil evidence from Namibia strengthens the proposition that the world's first mass extinction was caused by "ecosystem engineers" -...

ORNL-led study analyzes electric grid vulnerabilities in extreme weather areas

OAK RIDGE, Tenn., July 29, 2016 - Climate and energy scientists at the Department of Energy's Oak Ridge National Laboratory have developed a new...