Lake Elsinore, Calif., was drenched Thursday by a storm that dropped rain and snow across much of the state. The National Weather Service is providing forecasts and warnings as usual, but employees are working without pay. Jae C. Hong/AP hide caption
A "blood moon" seen from western Germany during a total lunar eclipse on Sept. 28, 2015. Patrik Stollarz/AFP/Getty Images hide caption
A curious harbor seal checks out diver Mike Weber as he and other divers pick up golf balls in the waters off the coast of Northern California. His daughter wrote a paper about all the golf balls found in the ocean from nearby golf courses. Courtesy of Alex Weber hide caption
President Trump called for a beefing up of existing defenses, such as the Aegis ashore system pictured. In addition, he called for research into new advanced concepts. Mark Wright/Missile Defense Agency hide caption
The NASA/ESA Hubble Space Telescope observed Saturn on June 6. NASA, ESA, A. Simon (GSFC) and the OPAL Team, and J. DePasquale (STScI) hide caption
Researchers studying mouse brains identified the cells that encode pain's unpleasantness. Sally Anscombe/Getty Images hide caption
Even something as simple as chopping up food on a regular basis can be enough exercise to help protect older people from showing signs of dementia, a new study suggests. BSIP/UIG/Getty Images hide caption
An image, from a scanning electron micrograph, of Heterorhabditis megidis nematode worms (colored blue). These parasitic worms harbor a bacteria that repels mosquitoes. Steve Gschmeissner/Science Source hide caption
The ice disk is seen spinning on the Presumpscot River in drone video image provided by the city of Westbrook, Maine. Tina Radel/AP hide caption
The China National Space Administration's lunar lander, seen on Jan. 11. China National Space Administration/Xinhua News Agency/AP hide caption
Surgeons performed more than 21,000 kidney transplants and 8,000 liver transplants in 2018, according the United Network for Organ Sharing. shapecharge/Getty Images hide caption
Americans now have a 1 in 96 chance of dying from an opioid overdose, according to new analysis from the National Safety Council. Spencer Platt/Getty Images hide caption
Space-X's Falcon 9 rocket with 10 satellites launches at Vandenberg Air Force Base, Calif., in 2017. The company says it will lay off 10 percent of its workforce. Matt Hartman/AP hide caption
Marine biologist Ari Friedlaender tags whales as part of his research on humpback whales in the Antarctic. Alison Stimpert/NMFS PERMIT 808-1735 hide caption
People were more likely to try mealworms — such as these mealworm chocolate truffles sprinkled with coconut — when the ad focused on taste and experience, a study showed. Oliver Brachat/for NPR hide caption
A bit of lapis lazuli — a rich blue pigment — is trapped within a central tooth's dental tartar on this lower jaw of a European woman who died sometime between A.D. 997 and 1162. Christina Warinner/Science Advances hide caption
Prime Minister Narendra Modi (center) attends the opening of the 106th Indian Science Congress at Lovely Professional University on last week in Jalandhar, India. Pardeep Pandit/Hindustan Times via Getty Images hide caption
As the economy boomed, emissions rose sharply in 2018. Shipping was one source of the increase. Mario Tama/Getty Images hide caption
