Nuclear Fusion Lab Achieves 'Ignition': What Does It Mean?

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December 16, 2022

Energy Nuclear Fusion Lab Achieves 'Ignition': What Does It Mean? Fusion researchers at the U.S. National Ignition Facility created a reaction that made more energy than they put in By Jeff Tollefson,Elizabeth Gibney,Nature magazine

Sociology The Most Compelling Science Graphics of 2022 From COVID to space exploration, graphics helped tell some the year's most important stories By Amanda Montañez

Economics Nature Outlook: Circular Economy Charting a path towards material sustainability

Sponsor Content Provided by American Committee for the Weizmann Institute of Science Understanding cell communication's role in fighting disease At the Weizmann Institute of Science, molecular geneticist Prof. Maya Schuldiner uncovered how the cell’s nucleus and mitochondria communicate. This discovery has wide implications, allowing scientists to better understand metabolic disorders and neurodegenerative diseases such as Alzheimer’s. Learn more >

Space Exploration NASA's Artemis I Mission Successfully Returns from the Moon After a 26-day journey that took it to lunar orbit and back, the uncrewed Orion spacecraft splashed down in the Pacific Ocean on Sunday afternoon, paving the way for future astronaut voyages to Earth's satellite By Nadia Drake

Psychology Kindness Can Have Unexpectedly Positive Consequences People who engage in random acts of kindness may not fully recognize the impact of their behavior on others By Amit Kumar

Mathematics 6 Marvelous Math Stories from 2022 Math made a splash this year. Here's a look at the fascinating discoveries, mind-bending quests and important events in mathematics in 2022 By Clara Moskowitz

Pollution Chemists Are Figuring Out How to Recycle Our Clothes Chemical processes could recycle the cellulose from clothing waste into renewed fibers for garment makers By Neil Savage

Behavior It's the Bass That Makes Us Boogie Concertgoers danced more when music was supplemented with low-frequency bass tones. By Karen Hopkin | 05:03

Anatomy The Clitoris Has Been Lost to Science for Centuries, but It's Making a Comeback The vulva has long been ignored in anatomical study. But scientists and doctors are making strides in mapping its pleasure center, the clitoris, and improving sensation for survivors of genital cutting. By Meghan McDonough

Astronomy 9 Science Stories That Restore Our Faith in Humanity A river's "gut" revived, snake-saving social media, an intragalactic donut, and more success stories of the year By Sarah Lewin Frasier

Public Health People in Rural Areas Die at Higher Rates Than Those in Urban Areas Deaths from heart disease, cancer and COVID are all higher in rural areas than urban ones in the U.S., and the gap is only widening By Tanya Lewis

Economics Why It's So Hard to Recycle Plastic Here's how companies and other organizations are trying to make plastics more sustainable By Sarah DeWeerdt

FROM THE STORE Scientific American Volume 328, Issue 1

BRING SCIENCE HOME Battling Stains with Bleach Now you see it--now you don't! Make color disappear with chemistry!  Credit: George Retseck Have you ever wondered why your dirty clothes come out of the washing machine white and clean? What makes all the stains disappear? The answer to that question is bleach—an ingredient that is present in most laundry detergents. Bleach is responsible for the whitening effect that occurs during washing and removes most of the stains. But how does it work? In this science activity you will find out by making food coloring disappear with the power of bleach!

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