Latest from Science News: Stress turns hair gray by triggering the body's fight-or-flight response

Latest from Science News

View in browser Latest Headlines 01/23/2020

Stress turns hair gray by triggering the body's fight-or-flight response Jan 23 2020 6:00 AM A study in mice finds stress responses deplete cells that give hair its pigment, making the strand white. READ MORE   Fed by human-caused erosion, many river deltas are growing Jan 22 2020 1:00 PM Deforestation and river damming are changing the shape of river deltas around the globe. READ MORE   Ancient kids' DNA reveals new insights into how Africa was populated Jan 22 2020 1:00 PM Four long-dead youngsters from west-central Africa have opened a window on humankind's far-flung African origins. READ MORE

Collectors find plenty of bees but far fewer species than in the 1950s Jan 22 2020 7:00 AM An analysis of global insect collections points to a major collapse in bee diversity since the 1990s. READ MORE

The first U.S. case of a new coronavirus has been confirmed Jan 21 2020 3:59 PM After confirmation that a new coronavirus is transmissible between humans, U.S. health officials report a first case in Seattle. READ MORE

A 2.2-billion-year-old crater is Earth's oldest recorded meteorite impact Jan 21 2020 11:00 AM The newly dated Yarrabubba crater in Western Australia extends Earth's impact record by more than 200 million years. READ MORE

More Recent Headlines Phosphorus, a key ingredient of life, has been found in a newborn star system Jan 21 2020 8:00 AM Astrochemists map phosphorus-bearing molecules in a star-forming cloud, giving clues to how this vital element may have arrived on Earth. READ MORE   How bacteria create flower art Jan 21 2020 6:00 AM Different types of microbes growing in lab dishes can push each other to make floral patterns. READ MORE   For the first time, an asteroid has been found nearer to the sun than Venus Jan 20 2020 7:00 AM A space rock dubbed 2020 AV2, found in close orbit around the sun, probably got there after a series of close encounters with rocky planets. READ MORE   A dance of two atoms reveals chemical bonds forming and breaking Jan 17 2020 2:00 PM Two rhenium atoms approach and retreat from one another in an electron microscope video. READ MORE   Hairy cells in the nose called brush cells may be involved in causing allergies Jan 17 2020 2:00 PM Some hairy cells in the nose may trigger sneezing and allergies to dust mites, mold and other substances, new work with mice suggests. READ MORE   Exploding cancer cells can cause serious side effects in CAR-T cell therapies Jan 17 2020 2:00 PM Blocking a protein caused cancer cells targeted with CAR-T cell immunotherapy to shrink rather than burst, which may help reduce inflammation. READ MORE   A naturalist writes an homage to bird migration Jan 17 2020 7:00 AM In 'A Season on the Wind,' Kenn Kaufman shares his lifelong obsession for and awe of spring bird migration. READ MORE   'PigeonBot' is the first robot that can bend its wings like a real bird Jan 16 2020 2:00 PM Insights into the joint movements and feather surface structures that help birds control their wing shape could help robotic flyers move more deftly. READ MORE   Volcanic gas bursts probably didn't kill off the dinosaurs Jan 16 2020 2:00 PM A new timeline for massive bursts of volcanic gases suggests the Deccan Traps eruptions weren't the real dinosaur killer 66 million years ago. READ MORE   The sterile moon may still hold hints of how life began on Earth Jan 16 2020 12:50 PM 50 years ago, scientists found no signs of life on the moon. Today, lunar mission regulations may be relaxed in light of that fact. READ MORE

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