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See the Largest Flower Ever Found Encased in Amber

Thu, 2023-01-12 11:15

A rare flower encased in amber is the largest one ever found and dates from around 40 million years ago

Ancient Americans Crossed Back into Siberia in a Two-Way Migration, New Evidence Shows

Thu, 2023-01-12 11:00

Scientists have long known that ancient people living in Siberia made their way into what is now North America. Mounting DNA evidence suggests migration also happened in the opposite direction

Leona Zacharias Helped Solve a Blindness Epidemic Among Premature Babies. She Received Little Credit.

Thu, 2023-01-12 10:00

In the first Lost Women of Science podcast Short, host Katie Hafner dives into the life and work of Leona Zacharias—a brilliant researcher who, before reporting this story, Katie knew only as her grandmother.

Half of the 250 Kids Expelled from Preschool Each Day Are Black Boys

Thu, 2023-01-12 06:45

Racism and overstressed teachers help explain high expulsion rates for Black preschool boys

Why California Is Being Deluged by Atmospheric Rivers

Wed, 2023-01-11 10:00

California has been hit by repeated storms fueled by torrents of moisture called atmospheric rivers that will only intensify in a warming climate

Scientists See Quantum Interference between Different Kinds of Particles for First Time

Wed, 2023-01-11 06:45

A newly discovered interaction related to quantum entanglement between dissimilar particles opens a new window into the nuclei of atoms

Double Disaster: Wildfires Followed by Extreme Rainfall Are More Likely with Climate Change

Tue, 2023-01-10 11:45

These events can cause devastating landslides and flash floods

Why COVID's XBB.1.5 'Kraken' Variant Is So Contagious

Tue, 2023-01-10 10:30

A new variant of the virus that causes COVID has mutations that make it more transmissible, but vaccines are still likely to protect against severe disease

Flavor-Enhancing Spoons and Chopsticks Could Make Food Taste Better

Mon, 2023-01-09 06:45

New types of cutlery can enhance flavors such as sweetness or saltiness for a more satisfying meal

Aging Is Linked to More Activity in Short Genes Than in Long Genes

Fri, 2023-01-06 07:00

A detailed examination of gene activity in various organisms, including humans, reveals a new hallmark of the aging process

Audio Astronomy Unlocks a Universe of Sound

Thu, 2023-01-05 07:15

Turning astronomical data into sound rather than images can inspire blind and visually impaired people—and maybe lead to some discoveries, too

Volcanic Activity on Mars Upends Red Planet Assumptions

Thu, 2023-01-05 06:45

A mass of moving material on Mars called a mantle plume may be causing marsquakes and volcanism

A Valuable COVID Drug Doesn't Work against New Variants

Tue, 2023-01-03 06:45

Current monoclonal antibodies fail against COVID virus variants, so drugmakers want to use a fast-track test for new ones

The Best New Year's Resolution Might Be to Just Let Go of an Unfulfilled Life Goal

Wed, 2022-12-28 07:30

Leaving aside a cherished objective may benefit psychological and even physical health

ChatGPT Explains Why AIs like ChatGPT Should Be Regulated

Wed, 2022-12-28 06:45

We asked the text-generating AI ChatGPT to talk about its own flaws

Editors' Picks: Our Favorite Opinions of 2022

Fri, 2022-12-23 08:00

Our opinion section took us to the front lines of COVID, revealed how racists misuse evolutionary biology, illuminated a mental health epidemic in kids, and more

Overturning Roe and Other Important Reproductive Health Stories of 2022

Thu, 2022-12-22 08:00

As the Supreme Court’s Roe v. Wade reversal put reproduction into the political limelight, Scientific American explored a range of issues related to abortion and reproductive health

NASA's Pluto Spacecraft Begins New Mission at the Solar System's Edge

Wed, 2022-12-21 08:00

New Horizons is about to wake up and study the Kuiper Belt, the universe and even Uranus and Neptune. But a new target to visit could trump them all

Scientists Created Male and Female Cells from a Single Person

Wed, 2022-12-21 07:30

Cells with XX or XY chromosomes provide researchers with a new tool to study how differences in sex chromosomes can influence health and development

6 Fascinating Things We Learned about Pet Dogs and Cats in 2022

Wed, 2022-12-21 06:45

This year we learned why dogs come in so many sizes, that puppy dog eyes are a real thing and that cats don’t deserve their aloof rap