Why the Tonga Eruption Was So Violent, and What to Expect Next

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January 18, 2022

Natural Disasters Why the Tonga Eruption Was So Violent, and What to Expect Next Research into earlier eruptions suggests this is the type of massive explosion the volcano sees about every thousand years By Shane Cronin,The Conversation US

Defense Hypersonic Weapons Can't Hide from New Eyes in Space Tracking the missiles is like picking out one light bulb against a background of light bulbs, but new technology aims to see them more clearly By Jason Sherman

Particle Physics In a First, an 'Atomic Fountain' Has Measured the Curvature of Spacetime The atom interferometry technique uses the effects of time dilation to reveal subtle changes in gravity's strength By Rahul Rao,SPACE.com

Public Health Sounds of Mosquitoes' Mating Rituals Could Help Fight Malaria "Wing beats" can help identify targets for control programs By Joerg T Albert,Alex Alampounti,Marcos Georgiades,The Conversation US

Genetics Gene Variant May Have Helped Ancient Humans Survive Starvation When there's no food, it pays to be small By James Dinneen

Vaccines What's Holding Up New Omicron Vaccines? Vaccine makers worry yet another variant will start dominating in the months it takes to roll out shots against this one By Charles Schmidt

Psychology How Targeted Advertising on Social Media Drives People to Extremes People seeking to radicalize others are using ads to push conspiracy theories and extremist views By Jeanna Matthews,The Conversation US

Astronomy It's Time for a Global Ban on Destructive Antisatellite Testing The orbital debris created in the explosions is dangerous, long-lasting and a threat to the growing space economy By Brian Weeden,Victoria Samson

Ecology Plants are Stuck as Seed-Eating Animals Decline Their ability to track climate change is being squeezed on all sides By Andrea Thompson

Electronics 5G Devices Are about to Change Your Life It will make 4G phones seem positively quaint By David Pogue

FROM THE STORE Scientific American Volume 326, Issue 2

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FROM THE ARCHIVE Largest Known Undersea Volcanic Eruption Explains Odd Seismic Waves  Researchers tie the event to "swarm quakes" off the French island of Mayotte By Daniel Lingenhöhl | October 2021

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