World’s oldest “blueprints” found in ancient stone engravings

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May 17, 2023

Archaeology Stone Engravings of Mysterious Ancient Megastructures May Be World's Oldest 'Blueprints' Stone engravings of ancient megastructures called desert kites may be the earliest “blueprints” ever discovered By Tom Metcalfe

Evolution The Closest Living Relative of the First Animal Has Finally Been Found A debate has been settled over the earliest animal ancestor—a free-swimming creature with a well-developed nervous system By Viviane Callier

Astronomy What Created This Mini Book-Shaped Rock on Mars? A book-shaped rock spotted by the Curiosity rover on Mars is the result of an interplay of wind, water—and the human brain By Stephanie Pappas

Neurology How One Man's Rare Alzheimer's Mutation Delayed the Onset of Disease Genetic resilience found in a person predisposed to early-onset dementia could potentially lead to new treatments By Sara Reardon,Nature magazine

Weather Bizarre, Unexplained Rumblings in Earth's Atmosphere Puzzle Scientists Solar-powered balloons detected strange, ultra low-frequency rumblings in Earth’s stratosphere that, so far, scientists can’t identify By Ben Turner,LiveScience

Defense At Hiroshima, Leaders Should Choose to End All Nuclear Threats Facing Russia’s nuclear threats, the U.S. and its allies must not whitewash their own By Zia Mian,Daryl G. Kimball

Sex & Gender These Leaders are Standing up for Transgender Care Legislators, families and advocates are fighting to protect access to gender-affirming care for transgender youth and adults nationwide By Helen Santoro

Psychology Understanding Dissociative Identity Disorder Through The 'Community' of Ella We learn the story of "Ella" a patient with 12 different parts, and of her therapist, who helped her form a peaceful community—many selves in one body and mind. By Josh Fischman,Rebecca J. Lester,Jeffery DelViscio | 14:58

Fossil Fuels The Willow Project Promises a Worse Future for Alaska. And for the Earth Oil companies can’t be trusted in times of disaster; just ask an Alaskan By Joshua Hunt

FROM THE STORE Scientific American Volume 328, Issue 6

FROM THE ARCHIVE An Ancient Greek Astronomical Calculation Machine Reveals New Secrets Scientists have a new understanding of the mysterious Antikythera mechanism that challenges assumptions about ancient technology By Tony Freeth | January 2022

WHAT WE'RE READING Misunderstanding Misinformation An obsession with gauging accuracy of individual posts is misguided. To strengthen information ecosystems, focus on narratives and why people share what they do. By Claire Wardle | Issues in Science and Technology | Spring, 2023

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