Earth Is Warmer Than It's Been in 125,000 Years

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August 09, 2021

Climate Change Earth Is Warmer Than It's Been in 125,000 Years A landmark assessment from the Intergovernmental Panel for Climate Change says greenhouse gases are unequivocally driving extreme weather, but nations can still prevent the worst impacts By Jeff Tollefson,Nature magazine

Conservation Indigenous Amazon Communities Fight Deforestation with New Early-Alert Tool A pilot program reveals that deforestation declined when Peruvian Indigenous communities use an early-alert-system app to detect forest loss By Annie Sneed

Space Exploration NASA's Perseverance Mars Rover Foiled in First Attempt to Grab Rock for Return to Earth Seeking to collect its inaugural core sample, the mission hopes to begin what could be humanity's boldest search for extraterrestrial life By Robin George Andrews

Weather Can Intense Thunderstorms Alter the Stratosphere? NASA Intends to Find Out Evidence suggests severe storms can send vapor and pollutants into the stratosphere, upsetting its chemistry By Maria Jimenez Moya,E&E News

Neurology Stuttering Stems from Problems in Brain Wiring, Not Personalities Poor neural connections among areas that control movement and speech may be responsible and could be driven by genes By Lydia Denworth

Biology One Head, 1,000 Rear Ends: The Tale of a Deeply Weird Worm Ramisyllis multicaudata is an animal that seems to have adopted the lifestyle of a fungus By Jennifer Frazer

Mental Health Critical Care Doctors Are in Crisis Who's caring for the ICU physicians? By Carolyn Barber

Behavior What Is a Question? A 92-year-old essay provokes musings on the nature of knowledge, reality—and uptalk By John Horgan

Artificial Intelligence The Computer Scientist Training AI to Think with Analogies Melanie Mitchell says digital minds will never truly be like ours until they can make analogies By John Pavlus,Quanta Magazine

Neuroscience A New Idea That Could Help Us Understand Autism Some of the condition's most challenging traits might be explained by deficits in predictive skills By Pamela Feliciano

Behavior Congress: Support Health Care Professionals in Preventing Gun Violence Back President Joe Biden's plan to invest $5 billion in programs proved to reduce shootings By Michael Dowling,Chethan Sathya,Joseph V. Sakran,Brenda Battle

FROM THE STORE Scientific American Space & Physics, Volume 4, Issue 4

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FROM THE ARCHIVE Taking Action Can Cure Your Climate Grief Personal changes can empower people to reduce emissions and also widen public support for bold carbon policies By Ellen Airhart | March 2021

QUOTE OF THE DAY "Climate change is happening, and people actually feel it. The report just provides scientific validation to the general public that, yes, what you feel is actually true." Xuebin Zhang, climatologist with Environment Canada in Toronto and a coordinating lead author on the IPCC report

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