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Scientific American

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CAN A MOON BASE BE SAFE FOR ASTRONAUTS?

Creating a sustainable human presence beyond low-Earth orbit requires a clear-eyed view of the risks-and rewards-inherent in spaceflight

A SUSTAINABLE ALTERNATIVE TO BLANKET LOCKDOWNS

Instead of shutting whole cities, we can use big data to take a more targeted approach

 
 
 

DINOSAUR ASTEROID HIT WORST CASE PLACE

The mass extinction asteroid happened to strike a place where the rock contained lots of organic matter, and sent soot into the stratosphere...

HUMAN CHALLENGE TRIALS WILL DELIBERATELY INFECT DOZENS IN THE UK

Proponents of the trials say they can be run safely and help to identify effective vaccines, but others have questioned their value

 
 
 

RESTORING SEAGRASS BRINGS BARREN BAYS TO LIFE

Seeding empty bottom mud with marine grasses has brought back fish, shellfish, and cleaned the water

NASA'S OSIRIS-REX SUCCESSFULLY TOUCHES ASTEROID BENNU

The spacecraft attempted to collect samples from the asteroid for eventual return to Earth

 
 
 

GALLERY: THE MAYA WHO ESCAPED SPANISH CONQUEST

The Lacandon Maya eluded the conquistadors and survived in the jungle for hundreds of years. Archaeological discoveries are revealing...

UPCOMING SUPREME COURT RULING COULD JEOPARDIZE HEALTH INSURANCE FOR PEOPLE WITH COVID

In a case on the Affordable Care Act next month, a conservative court could take away protections for preexisting conditions

 
 
 

APPLE-SIZED STARS, A POTATO-SHAPED EARTH AND THE FORCE THAT CREATES OUR REALITY

Life's up and downs may seem as inevitable as gravity, but somehow 2020 feels worse than usual. Just as a thought experiment, what...

TEACHING ANTI-RACISM TO THE NEXT GENERATION OF DOCTORS

Challenging racism's deleterious effects requires first identifying its many forms

 
 
 

RIVER ECOSYSTEM RESTORATION CAN MEAN JUST ADD WATER

Planners returned water to Arizona's Santa Cruz River's dry bed in 2019, and various species began showing up the same day.

CALIFORNIA'S MEGA-FIRES HAVE ARRIVED 30 YEARS EARLY

Climate models that looked at temperature change could not foresee the effects of drought and fire suppression

 
 
 

WE MUST MOBILIZE TO AVERT A LONELY EARTH

The United States needs to repair the environmental damage that the Trump administration has wrought, both within the U.S. and across...

PRESIDENTIAL DEBATES HAVE SHOCKINGLY LITTLE EFFECT ON ELECTION OUTCOMES

The upcoming debate between Joe Biden and Donald Trump may be one of the least consequential in decades, experts say

 
 
 

HOW THE BEST FORECASTERS PREDICT EVENTS SUCH AS ELECTION OUTCOMES

Research reveals techniques that boost accuracy

DEBUNKING THE FALSE CLAIM THAT COVID DEATH COUNTS ARE INFLATED

President Trump, a congressman and conspiracy fantasists have repeated the myth. But three kinds of evidence point to more than 218,000...

 
 
 

IF PAST IS A GUIDE, ARCTIC COULD BE VERGING ON PERMAFROST COLLAPSE

Ancient sediments show rapid warming and rising seas caused massive thaws that unleashed carbon into the atmosphere

HELPING ALZHEIMER'S PATIENTS BRING BACK MEMORIES

Targeting recall processes could let people who are in the disease's early stages access what they currently can't remember

 
 
 

AMERICA'S LAST LINE OF DEFENSE FOR A SAFE VACCINE

The independent advisers to the CDC and FDA will not bend to politics

OLD SEAWEED REVEALS SECRET OF MONTEREY SARDINE HISTORY

Decades-old specimens solve a long-standing mystery

 
 
 



Record numbers are voting by mail. Here's when states can start processing...

Record numbers are voting by mail. Here's when states can start processing those ballots

In several critical battleground states, officials aren't allowed to start processing early ballots until on or just before Election Day. Read more ...

Judge Drops A Murder Charge Against Former Officer Who Kneeled On George...

Judge Drops A Murder Charge Against Former Officer Who Kneeled On George Floyd's Neck

Former Minneapolis police officer Derek Chauvin, who was captured on cell phone video kneeling on Floyd's neck for several minutes, still faces a higher charge of second-degree... Read more ...

Democrats to boycott Amy Coney Barrett hearing in effort to block nomination

Democrats to boycott Amy Coney Barrett hearing in effort to block nomination

Democrats on the Senate Judiciary Committee will boycott Thursday's vote to move forward on the nomination of Judge Amy Coney Barrett to the Supreme Court, the party's Senate... Read more ...

Brandon Lowe belts 2 homers as Rays win Game 2 of World Series

Brandon Lowe belts 2 homers as Rays win Game 2 of World Series

Kevin Cash was well aware his best player during the regular season was in a Gary Sanchez-like funk ever since the postseason opened. Yet when the Rays' manager filled out the... Read more ...

US workers file 787,000 new jobless claims amid COVID crisis

US workers file 787,000 new jobless claims amid COVID crisis

The number of Americans applying for unemployment benefits fell to 787,000 last week despite continued pressure on the labor market from the coronavirus pandemic, the feds said... Read more ...

Face to face: President Trump, former Vice President Biden to debate Thursday

Face to face: President Trump, former Vice President Biden to debate Thursday

President Trump and Democratic challenger Joe Biden are set to square off in their final debate Thursday, one of the last high-profile opportunities for the trailing incumbent... Read more ...

CDC redefines COVID-19 close contact, adds brief encounters

CDC redefines COVID-19 close contact, adds brief encounters

Health officials from the Centers for Disease Control and Prevention Wednesday redefined what counts as "close contact" with someone with COVID-19 to include briefer but... Read more ...

Senate subpoenas Facebook, Twitter CEOs over handling of Post's Hunter Biden...

Senate subpoenas Facebook, Twitter CEOs over handling of Post's Hunter Biden story

Mark Zuckerberg and Jack Dorsey are being called to Capitol Hill to answer for their companies' censorship the New York Post's expose on the Biden familly's foreign business... Read more ...

Senate Judiciary Committee approves Amy Coney Barrett's Supreme Court nomination

Senate Judiciary Committee approves Amy Coney Barrett's Supreme Court nomination

The Senate Judiciary Committee voted to advance Amy Coney Barrett's Supreme Court nomination to the Senate floor. The vote went forward despite a Democratic boycott of the... Read more ...

After dodging questions about court packing, Biden floats commission to...

After dodging questions about court packing, Biden floats commission to study judicial reforms

Democratic presidential nominee Joe Biden said that if elected he will convene a bipartisan commission of constitutional scholars to examine judicial reforms, asserting that... Read more ...