Thousands of U.S. Cities Could Become Virtual Ghost Towns by 2100

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January 12, 2024

Sociology Thousands of U.S. Cities Could Become Virtual Ghost Towns by 2100 These projected findings about depopulation in U.S. cities are shaped by a multitude of factors, including the decline of industry, lower birth rates and the impacts of climate change By Rachel Nuwer

Behavior Sludge Videos Are Taking Over TikTok--And People's Mind "Sludge content" is a type of viral video that features multiple clips playing simultaneously on a screen. Experts unpack what it may be doing to the brain By Anna Mattson

Planetary Science NASA's Troubled Mars Sample Mission Has Scientists Seeing Red NASA's Mars Sample Return program is the agency's highest priority in planetary science, but projected multibillion-dollar overruns have some calling the plan a "dumpster fire" By Leonard David

Archaeology Ancient Amazon Civilization Developed Unique Form of 'Garden Urbanism' Traces of an ancient civilization that had a unique urban infrastructure with cities set amid fields have been rediscovered in the Amazon By Kiona N. Smith

Sponsor Content Provided by Weizmann Institute of Science Growing Tissue and Hope Prof. Jacob Hanna of the Weizmann Institute of Science has grown synthetic embryo models outside the womb. His research could one day make it possible to grow organs for transplantation.

Medicine First-Ever Biorobotic Heart Helps Scientists Study Cardiac Function A model heart made from living tissue fused with robotic muscles could help researchers see how the organ works on the inside By Payal Dhar

Behavior It Turns Out We Were Born To Groove The evolution of beat perception likely unfolded gradually among primates, reaching its pinnacle in humans By Henkjan Honing,The MIT Press Reader

Genetics Ancient DNA Reveals Origins of Multiple Sclerosis in Europe A huge cache of ancient genomes spanning tens of thousands of years reveals the roots of traits in modern Europeans By Sara Reardon,Nature magazine

Paleontology What Killed the Largest Known Ape Species Ever? The massive ancient ape Gigantopithecus blacki disappeared in a mystery that scientists are eager to crack By Meghan Bartels

Planetary Science Uranus and Neptune Have Similar Hues, New Study Shows A new analysis finds that images from Voyager 2's close encounter with Neptune show the planet as being far too blue By Sharmila Kuthunur,SPACE.com

Epidemiology What to Know about the New COVID Variant JN.1 A new variant of the COVID-causing virus SARS-CoV-2 is behind the latest surge in infections this winter, but it doesn't appear to cause more severe disease By Julie Appleby,KFF Health News

Mathematics Simple Math Creates Infinite and Bizarre Automorphic Numbers Squaring numbers can have surprising consequences By Manon Bischoff

Space Exploration Private U.S. Lunar Lander Suffers 'Critical' Anomaly after Launch Astrobotic's Peregrine lander was meant to be the first commercial spacecraft to operate on the surface of the moon. Instead it may not reach lunar orbit at all By Michael Greshko

Neuroscience Advances in Mind-Decoding Technologies Raise Hopes (and Worries) Devices that connect brains to computers are increasingly sophisticated. Can the nascent neurorights movement keep pace? By Fletcher Reveley,Undark

BRING SCIENCE HOME How Warm Is Sweet Enough? Just the right taste—and temperature? Learn about how our bodies sense flavor with this tasty activity!  Credit: George Retseck Have you ever tasted a piece of warm apple pie or a cup of hot chocolate milk—and then had them after they cooled? Maybe you even prefer to have these treats at room temperature. Why is this? Can flavor change even when you are not adding ingredients? Try this activity and discover how temperature influences flavor!

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