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Energy

The ‘Hydrogen Olympics’ Lit a Torch for the Clean Fuel’s Future

Tess Joosse

Epidemiology

Why Do Variants Such as Delta Become Dominant?

Sara Reardon

Climate Change

Act on Climate Emergency Now to Prevent Millions of Deaths, Study Shows

Andrea Thompson

Play Is Serious Business for Elephants

Young dogs, apes and other animals develop skills needed to survive and reproduce

Caitlin O'Connell

Energy

The ‘Hydrogen Olympics’ Lit a Torch for the Clean Fuel’s Future

Tess Joosse

Epidemiology

Why Do Variants Such as Delta Become Dominant?

Sara Reardon

Climate Change

Act on Climate Emergency Now to Prevent Millions of Deaths, Study Shows

Andrea Thompson

Animals

Animal Play Is Delightfully Meaningful

Laura Helmuth

Medicine

A Few Days on Antibiotics Are Often as Good as Weeks, Research Shows

Claudia Wallis

Neurology

Immune Cells Suggest New Alzheimer’s Treatment Possibilities

Jason Ulrich and David M. Holtzman

Public Health

How a Remote Indigenous Community Fought the Pandemic

Ajay Saini | Opinion

Pollution

Electric School Buses Reduce Pollution, But New Infrastructure Deal Slashed Funding

Arianna Skibell and E&E News

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Space & Physics

Announcing a New Plan for Solving the Mystery of Unidentified Aerial Phenomena

The newly organized Galileo Project will use a three-pronged approach to replace unreliable eyewitness reports with reproducible scientific observations

Avi Loeb | Opinion

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

Quantum Mechanics, Plato’s Cave and the Blind Piranha

Can we ever really know the world?

John Horgan | Opinion

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

How the Delta Variant Spreads So Quickly

Viral load is roughly 1,000 times higher in people infected with the Delta variant than those infected with the original coronavirus strain, according to a study in China

Sara Reardon and Nature magazine

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

Special Report

Sexuality, Gender and Justice

Sexuality, Gender and Justice

Policy

This Pride Month, discover the science supporting equality and antidiscrimination

June 1, 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

COVID, Quickly, Episode 12: Masking Up Again and Why People Refuse Shots

60-Second Science

COVID, Quickly, Episode 12: Masking Up Again and Why People Refuse Shots

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