Science Times: DNA of ‘Irish Pharaoh’

Plus: Mars Is About to Have Its ‘Wright Brothers Moment’ —

View in browser|nytimes.com Continue reading the main story June 23, 2020 Ken Williams   DNA of ‘Irish Pharaoh’ Sheds Light on Ancient Tomb Builders In one of Europe's most impressive Stone Age burial mounds, researchers found evidence of brother-sister incest that suggests the existence of a ruling elite. By James Gorman JPL-Caltech/NASA   Mars Is About to Have Its ‘Wright Brothers Moment’ As part of its next Mars mission, NASA is sending an experimental helicopter to fly through the red planet’s thin atmosphere. By Kenneth Chang Diego Pol   Life Hatched From Soft Eggs, Some a Foot Long, in Dinosaur Era A football-size egg from Antarctica and baby dinosaurs from Mongolia and Argentina shine new light on ancient reptile reproduction. By Lucas Joel C.A. Neal/Alaska Volcano Observatory/United States Geological Survey   Ancient Rome Was Teetering. Then a Volcano Erupted 6,000 Miles Away. Scientists have linked historical political instability to a number of volcanic events, the latest involving an eruption in the Aleutian Islands. By Katherine Kornei Email us Let us know how we’re doing at sciencenewsletter@nytimes.com. THE CORONAVIRUS OUTBREAK Philip Cheung for The New York Times   Mind The Pandemic’s Mental Toll: More Ripple Than Tsunami Some health officials have forecast a steep rise in new mental health disorders. But the impact isn’t likely to last. By Benedict Carey Saul Martinez for The New York Times   Public Health Experts Reject President’s View of Fading Pandemic Contrary to President Trump’s recent comments, specialists say, recent increases are real, and the virus is like a “forest fire” that will burn as long as there is fuel. By James Gorman Agence France-Presse — Getty Images   You May Have Antibodies After Coronavirus Infection. But Not for Long. Antibodies to the virus faded quickly in asymptomatic people, scientists reported. That does not mean immunity disappears. By Apoorva Mandavilli Stuart Briers   The New Old Age Older Adults May Be Left Out of Some Covid-19 Trials The coronavirus disproportionately affects seniors, but they may not be included in important clinical trials for vaccines and treatments. By Paula Span John Greim/LightRocket, via Getty Images   Flushing the Toilet May Fling Coronavirus Aerosols All Over A new study shows how turbulence from a toilet bowl can create a large plume that is potentially infectious to a bathroom’s next visitor. By Knvul Sheikh Pool photo by Victoria Jones   Common Drug Reduces Coronavirus Deaths, Scientists Report A steroid, dexamethasone, is the first drug shown to help save severely ill coronavirus patients, according to scientists in Britain. By Benjamin Mueller and Roni Caryn Rabin Gracia Lam   Personal Health The Race to Develop a Covid Vaccine Doctors warn that releasing a vaccine prematurely can do more harm than good. By Jane E. Brody Continue reading the main story ADVERTISEMENT MORE SCIENCE NEWS Andrew Testa for The New York Times   Neolithic Site Near Stonehenge Yields an ‘Astonishing Discovery’ The finding of a circle of trenches at a nearby ancient village also makes the site the largest prehistoric structure in Britain and possibly in Europe, one archaeologist said. By Megan Specia Eijiro Miyako   Trilobites Blowing Bubbles to Pollinate Flowers Researchers in Japan have developed a soap bubble-based pollination method that is as effective as doing it by hand. By Cara Giaimo Kenichi Abe, Hokkaido University   Trilobites Small Worlds With Lava Oceans Might Have Given Us Meteorites Researchers propose a new model to explain the formation of most of the meteorites that make it to Earth. By Jonathan O’Callaghan Anthony Romilio/The University of Queensland   Trilobites Tracks Hint at a Crocodile Ancestor That Walked on 2 Legs Over 100 million years ago in what is now South Korea, evolution experimented with nine-foot-long bipedal reptiles. By David Waldstein The Iciest Waters Around Antarctica Are Less Icy An unusual combination of events caused the Weddell Sea to lose more sea ice than in recent years. By Henry Fountain They Want to Sell Balloon Rides 19 Miles Up. Haven’t We Heard This Before? Seven years ago, entrepreneurs planned trips to the stratosphere, but tourists never got off the ground. They’re trying again. By Kenneth Chang trilobites Yellowstone’s Supervolcano Is a Hot Spot, but It May Be Calming Down Some researchers interpret a new timeline of some of the formation’s biggest eruptions as evidence that its activity is waning. By Matt Kaplan Wildlife Trade Spreads Coronaviruses as Animals Get to Market DNA tests show an increase in the number of animals with positive tests for some coronaviruses from the time they are trapped until they arrive on someone’s dinner plate. By James Gorman Continue reading the main story ADVERTISEMENT HEALTH Win Mcnamee/Getty Images   Many Medical Decision Tools Disadvantage Black Patients Doctors look to these digital calculators to make treatment decisions, but they can end up denying black patients access to certain specialists, drugs and transplants. By Gina Kolata Doug Mills/The New York Times   Scientific Panel on New Dietary Guidelines Draws Criticism From Health Advocates More than half the members of a panel considering changes to the nation’s blueprint for healthy eating have ties to the food industry. By Andrew Jacobs Matthew Avignone for The New York Times   Has Pandemic Snacking Lured Us Back to Big Food and Bad Habits? We may think that we turned a corner on healthful eating habits with all that sourdough baking we did, but the food industry isn’t about to let us off its hook that easily. By Michael Moss Leopoldo Smith/Getty Images   F.D.A. Warns of Potentially Toxic Hand Sanitizers The warning applies to nine lines of hand sanitizer manufactured in Mexico that contain methanol, or wood alcohol, which can be dangerous, the agency said. By Christopher Mele Gracia Lam   Personal Health Looking at Masks and Respiratory Health Even without a mask as an impediment, many people breathe in ways that compromise their well-being. By Jane E. Brody Make a friend’s day: Forward this email. Got this from a friend? Subscribe to the Science Times newsletter. Check out other New York Times newsletters (all free!) including: Continue reading the main story ADVERTISEMENT Climate Fwd: for climate coverage and expert analysis. The Upshot for a data-driven look at the news. 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