NASA astronauts (from left) Bob Behnken, Doug Hurley and Chris Cassidy are the U.S. members of the Expedition 63 crew aboard the International Space Station. Behnken and Hurley are scheduled to return to Earth on Aug. 2.
Director of the National Institutes of Health, Dr. Francis Collins, holds a model of the coronavirus. This is the sixth vaccine candidate to join Operation Warp Speed's portfolio, and the largest vaccine deal to date.
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A scientist is pictured working during a visit by Britain's Prince William, Duke of Cambridge (unseen), to Oxford Vaccine Group's laboratory facility at the Churchill Hospital in Oxford, west of London on June 24, 2020, on his visit to learn more about the group's work to establish a viable vaccine against coronavirus COVID-19.
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Air pollution is a persistent problem in California's Central Valley. A new study finds that the places that were most polluted nearly 40 years ago generally remain the most polluted today.
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On the left is an unmodified hatchling of a longfin inshore squid (Doryteuthis pealeii). The one on the right was injected with CRISPR-Cas9 targeting a pigmentation gene before the first cell division. It has very few pigmented cells and lighter eyes.
Lillian Kay Petersen, 17, from Los Alamos, N.M., won first place in the 2020 Regeneron Science Talent Search, a science and math competition for high school seniors. The pandemic meant a virtual Zoom ceremony rather than what's usually a black-tie gala ceremony in the nation's capital.
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Adriana Briscoe, a professor of biology and ecology at UC Irvine, studies vision in butterflies. As part of her research, she's trained them to detect light of a certain color. She also explains why they bask in the sunlight, and why some of them have 'hearts' in their wings.
Butterflies Have Hearts In Their Wings. You'll Never Guess Where They Have Eyes
Sheep graze in front of southern England's Stonehenge in April. Scientists say they've determined some of the structure's sandstone megaliths came from 15 miles away.
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Amazon CEO Jeff Bezos, Facebook CEO Mark Zuckerberg, Google CEO Sundar Pichai, and Apple CEO Tim Cook are sworn-in before the House Judiciary Subcommittee on Antitrust, Commercial and Administrative Law.
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Blood plasma — the yellowish, cell-free portion that remains after red and white blood cells have been filtered out by a machine and returned to the plasma donor — is rich with antibodies. Plasma from recovered COVID-19 patients might prove useful in preventing infection as well as in treatment, scientists say.