Francisco J. Ayala, one of the university's more generous donors and a star professor, will leave the university as of Sunday without "emeritus" status.
The Berkeley Pit, a mile-wide hole in Butte, Mont., where copper used to be mined, currently holds 50 billion gallons of contaminated water. It's hoped that the water, once treated, could be a new "headwaters" for a section of the Silver Bow Creek that remains unrestored.
Across the country, biohackers — hobbyists, amateur geneticists, students and enthusiasts — are practicing gene editing, concerning some bioterrorism experts.
A fossil of a cockroach dating to the Cretaceous period, about 145 to 65 million years ago. Insects took to the skies much earlier, but there is scant fossil evidence from the period showing how they evolved wings.
Alex M. Azar II, the secretary of health and human services, speaking to the National Governors Association on Saturday in Washington. The Trump administration wants to expand access to so-called medication-assisted treatment for combating opioid addiction.
Many different species do similar things. The pencil sea urchin and green sea urchin, for example, are both grazers in the coastal waters of the Galapagos Islands.
An orca whale has carried her dead calf on her nose for days in the Pacific Northwest.
Game warden Keith Knighton, left, with a buck shot by Brodie McDonald during a special hunt to check for chronic wasting disease in deer in Montana last month.
The colony of king penguins on the Île aux Cochons, or Pig Island, in 1982, when researchers last counted its population.
A view of the Milky Way and neighboring galaxies, containing more than a billion stars, released by the European Space Agency’s Gaia mission.
Neil Gershenfeld of the Massachusetts Institute of Technology says that synthetic biology, which involves the creation of biological systems intended for specific purposes, can generate scientific advances as well as ethical questions.
An 18th-century ship was discovered last month in Old Town Alexandria, Va., the fourth discovered in recent years within a two-block radius.
Fully programmable robots were on display at the Humanoids 2013 conference in Atlanta. The goal is to enable them to work effectively and even autonomously in emergency situations.
Orcas from pod J in Puget Sound just west of Seattle. The number of orcas in the area, listed as endangered since 2005, has dwindled to a 30-year low.
Jo-Wilfried Tsonga of France wiped sweat from his face during the Australian Open. Researchers say their new wearable sensor can measure perspiration for conditions like dehydration and fatigue.
A 10,000-year-old dog from an archaeological site near Eldred, Ill., known as the Koster site, where the earliest known dogs in the Americas were found.
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