These roots dissolve rocks with acid

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5/26/19 Measles erases the immune system’s memory The most iconic thing about measles is the rash. But it’s a distraction from the virus’s real harm — an all-out attack on the immune system. For more on the complex forces behind measles' resurgence: Finding common ground can reduce parents' hesitation about vaccines How the battle against measles varies around the world Read More The kilogram just got a revamp. A unit of time might be next  After years of preparation, new definitions for the basic units of mass, temperature and more have now gone into effect. Read More Mathematicians report possible progress on proving the Riemann hypothesis A new study advances one strategy in the quest to solve the notoriously difficult problem, which is still stumping researchers after 160 years. Read More Being bilingual is great. But it may not boost some brain functions A large study of U.S. bilingual children didn’t turn up obvious benefits in abilities to ignore distractions or switch quickly between tasks. Read More Some plants use hairy roots and acid to access nutrients in rock Shrubs in mountainous areas of Brazil have specialized roots that secrete chemicals to extract phosphorus from rock. Read More Emissions of a banned ozone-destroying chemical have been traced to China Since 2013, eastern China has increased its annual emissions of a banned chlorofluorocarbon by about 7,000 metric tons, a study finds. Read More This early sauropod went from walking on four legs to two as it grew A new computer analysis shows how Mussaurus patagonicus' center of gravity changed as the dinosaur grew. Read More Big black holes can settle in the outskirts of small galaxies Astronomers have found dozens of surprisingly massive black holes far from the centers of their host dwarf galaxies. Read More Tiger sharks feast on migratory birds that fall out of the sky Terrestrial birds that fall from the sky during their migration across the Gulf of Mexico can end up in the bellies of tiger sharks. Read More Bad moods could be contagious among ravens The birds seem to pick up on and share negative emotions, but not positive ones. Read More Privacy policy  |  Update Profile  | Manage Subscriptions  |   Unsubscribe This email was sent by: Society for Science & the Public 1719 N Street NW Washington, DC, 20036, US