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.
An arctic fox near Helagsfjället mountain in Sweden. Foxes in the area were severely inbred until three males from a Norwegian captive breeding population turned up.
A laser beam shot from one of four telescope units of the European Southern Observatory's Very Large Telescope, one of the largest in the world. New telescopes such as the Thirty Meter Telescope and the Extremely Large Telescope would dwarf it — if they're completed.
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.
The Tembeling River in Malaysia’s Taman Negara National Park, near the home areas of hunter-gatherers and other groups that scientists studied to test the relationship between culture and the ability to name smells.
An orca whale has carried her dead calf on her nose for days in the Pacific Northwest.
An abandoned car along the Amargosa River Trail, which runs between Death Valley and the Mojave Desert in California.
A change encounter with the colors of a squid.
The distribution of the sweet potato plant has baffled scientists. How could the plant arise from a wild ancestor in the Americas and wind up on islands across the Pacific?
A U.F.O. in New Mexico in 1957. For astronomers, the biggest problem with alien visitation is not the occasional claim of mysterious light in the sky, but the fact that we’re not constantly overwhelmed with them.
“Silicon Valley has been talking about water technology since they started talking about clean tech, but there are no new big ideas,” said Joel Makower, the chairman and executive editor of the GreenBiz Group.
The spotted lanternfly can lay eggs on almost any surface and feeds on a broad range of plants, including many commercial crops.
Sunset over the Atlantic Ocean, viewed from the International Space Station in 2014.
From left, Daniel Riley, Etosha Cave, Ilan Gur and Steven Kaye of the Cyclotron Road program at the Lawrence Berkeley National Laboratory, which has enrolled scientists who are starting energy-related research.
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.
The ladder-shaped painting on the left in the La Pasiega cave in Spain is older than 64,000 years, scientists have found, and was made by Neanderthals.
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