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Conservation

Tree by Tree, Scientists Try to Resurrect a Fire-Scarred Forest

April Reese

Vaccines

Governor Makes Personal Plea to Reluctant Arkansans to Get Vaccinated

Governor Asa Hutchinson | Opinion

Public Health

‘Breakthrough’ Infections Do Not Mean COVID Vaccines Are Failing

Emily Willingham

Vaccine Mandates Are Lawful, Effective and Based on Rock-Solid Science

Clear legal pathways exist to move the U.S. closer to herd immunity

Lawrence O. Gostin | Opinion

Conservation

Tree by Tree, Scientists Try to Resurrect a Fire-Scarred Forest

April Reese

Vaccines

Governor Makes Personal Plea to Reluctant Arkansans to Get Vaccinated

Governor Asa Hutchinson | Opinion

Public Health

‘Breakthrough’ Infections Do Not Mean COVID Vaccines Are Failing

Emily Willingham

Space & Physics

Space & Physics

O UFOs, Where Art Thou?

Caleb A. Scharf | Opinion

Animals

Squirrels Use Gymnastics to Navigate Treetop Canopies

Tess Joosse

Automobiles

Biden Tightens Vehicle Emissions Standards

Arianna Skibell, Adam Aton and E&E News

Climate Change

Meet the New Yorkers Mapping the City’s Heat Islands

Chelsea Harvey and E&E News

Evolution

The Secret behind Songbirds’ Magnetic Migratory Sense

Christopher Intagliata

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Extraterrestrial Life

To Understand UAP, We Need Megapixel Imagery

If any of them represent advanced technology, high-resolution photographs might tell us whether they’re metaphorically labeled “Made in China” or “Made on Exoplanet X”...

Avi Loeb | Opinion

Space & Physics

Learning to Live in Steven Weinberg’s Pointless Universe

The late physicist’s most infamous statement still beguiles scientists and vexes believers

Dan Falk | Opinion

Extraterrestrial Life

Future Space Travel Might Require Mushrooms

Mycologist Paul Stamets discusses the potential extraterrestrial uses of fungi, including terraforming planets, building human habitats—and providing psilocybin therapy to astronauts...

The Crucial Vaccine Benefit We’re Not Talking about Enough

The vaccines not only prevent people from getting sick; they also cut down on transmission by those who get infected after immunization

Daniel P. Oran and Eric Topol | Opinion

‘Breakthrough’ Infections Do Not Mean COVID Vaccines Are Failing

Getting flu again postinoculation is more common than a return case after a COVID shot

Emily Willingham

Extraterrestrial Life

Harvard’s Avi Loeb Thinks We Should Study UFOs—and He’s Not Wrong

As a SETI scientist, I’m grateful that he has the freedom—and the guts—to go where few would dare to go

Seth Shostak | Opinion

Special Report

Conversations With Black Leaders in STEM

Conversations With Black Leaders in STEM

Diversity

Black innovators and leaders discuss career paths, mentorship and diversity in science. This speaker series is hosted by the Black Employee Network at Springer Nature, the publisher of Scientific American.

August 2, 2021

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Editor's Picks

Science in Images

Science in Images

Photos and videos from all the disciplines of science. See the full collection. Credit: Ted Kinsman Science Source

Videos

These Dinosaurs Had a Complicated Air Conditioner in Their Skull

Cooling 5,000-pound, armor-plated giants was no small feat.

July 21, 2021

Computing

How Does a Quantum Computer Work?

July 7, 2021

Biology

See the Beautiful Color of Rare Birds from Every Angle and in Three Dimensions

June 30, 2021

Fitness

What Is the Immune System, and How Does It Work?

June 24, 2021

Fitness

Nutrition, Immunity and a Global Pandemic

June 24, 2021

Podcasts

The Secret behind Songbirds' Magnetic Migratory Sense

60-Second Science

The Secret behind Songbirds' Magnetic Migratory Sense

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