California Threatens to Sue Over Car Emissions Standards

Negotiations with the Trump administration around fuel efficiency requirements broke down this week | Continue reading


@scientificamerican.com | 5 years ago

Party-Drug-Turned-Antidepressant Approaches Approval

Johnson & Johnson has submitted its esketamine for regulatory approval, but researchers still don't understand how the fast-acting antidepressant lifts moods | Continue reading


@scientificamerican.com | 5 years ago

In Search of Life's Origins, Japan's Hayabusa 2 Spacecraft Lands on an Asteroid

The mission to Asteroid Ryugu could return samples of the space rock to Earth in 2020 | Continue reading


@scientificamerican.com | 5 years ago

Gene in Infamous Experiment on Embryos Points to New Stroke Treatment 

Biology at the center of last year’s contentious gene-edited twins result may hold other benefits for brain injury | Continue reading


@scientificamerican.com | 5 years ago

The Real Dino Killer: A One–Two Punch

An asteroid impact and volcanoes acting together could have done in the beasts, new rock dates indicate | Continue reading


@scientificamerican.com | 5 years ago

Weak El Niños Like This Year's May Become Rarer with Warming

The droughts and deluges spurred by the events could be worse even if the El Niño cycle does not change | Continue reading


@scientificamerican.com | 5 years ago

First Private Moon Lander Heralds New Lunar Space Race

An Israeli firm is sending a privately built craft to the Moon—and leading a fresh era of exploration | Continue reading


@scientificamerican.com | 5 years ago

Zombie Stars Shine on after Mystery Detonations

A newly discovered class of odd stars appears to have persevered through supernova explosions—providing a rare glimpse into these astrophysical catastrophes | Continue reading


@scientificamerican.com | 5 years ago

Warming Climate Implies More Flies--and Disease

The incidence of foodborne illness could jump in a warming world, due to an increase in housefly activity. Christopher Intagliata reports. | Continue reading


@scientificamerican.com | 5 years ago

Vaccine Rejection: Truth and Consequences

Kent State epidemiologist Tara Smith talks about vaccines, recent preventable measles outbreaks and her 2017 journal article on vaccine rejection. | Continue reading


@scientificamerican.com | 5 years ago

2019 Fitness Goals and Trends from 7 Experts

Before you set your fitness goals in stone, here are a few wishes from some fitness professionals that you may want to keep in mind | Continue reading


@scientificamerican.com | 5 years ago

How Drug Company Ads Downplay Risks

Study shows the power of the “argument dilution effect” | Continue reading


@scientificamerican.com | 5 years ago

Border Wall Could Sap Military Funding for Climate Adaptation

Under the emergency declaration, some money to build the wall will come from a military construction account | Continue reading


@scientificamerican.com | 5 years ago

FDA Issues Warning about Young-Blood Transfusions

Plasma from young people offers “no proven clinical benefit” as a treatment against aging or Alzheimer’s disease, the agency says | Continue reading


@scientificamerican.com | 5 years ago

Should We Kill Off Disease-Causing Pests? Not So Fast

Eradicating harmful species may have unintended consequences | Continue reading


@scientificamerican.com | 5 years ago

Inside the Ant Lab: Mutants and Social Genes

Social insects such as ants and bees often have complex societies, but understanding the genetics behind their social interactions can be difficult due to their complex lifecycles. This lab in New York hopes to investigate the genetics of ant social behavior by focusing on an unu … | Continue reading


@scientificamerican.com | 5 years ago

FEMA's Panel of Flood Experts Unable to Meet as Losses Mount

A key report on needed improvements to flood maps has been stalled since September | Continue reading


@scientificamerican.com | 5 years ago

Light Skin Variant Arose in Asia Independent of Europe

A new genetic study of Latin Americans provides evidence that gene variants for lighter skin color came about in Asia as well as in Europe. Christopher Intagliata reports. | Continue reading


@scientificamerican.com | 5 years ago

Out of the Way, Human! Delivery Robots Want a Share of Your Sidewalk

As automated delivery ramps up, cities must decide how to make the best use of public spaces | Continue reading


@scientificamerican.com | 5 years ago

Teach Science Process Over Findings

Seismologist and policy advisor Lucy Jones says science education needs to teach how science works more than just what it finds out. | Continue reading


@scientificamerican.com | 5 years ago

Where Climate Change Fits into Venezuela's Ongoing Crisis

A severe and persistent drought has led to rationing of water and electricity from hydropower | Continue reading


@scientificamerican.com | 5 years ago

Antarctica's Ice Shelves Get a Bounce from Ephemeral Lakes

GPS measurements the flexing movement of one of the ice shelves that act as key backstops to sea level rise | Continue reading


@scientificamerican.com | 5 years ago

Do Dams Increase Water Use?

Reservoirs may promote waste by creating a false sense of water security | Continue reading


@scientificamerican.com | 5 years ago

Does Eating Organic Reduce Cancer Risk?

A recent study claims to confirm that eating organic can reduce your risk of getting cancer. But a closer look at the details reveals a different story | Continue reading


@scientificamerican.com | 5 years ago

Grazing Deer Alter Forest Acoustics

Deer populations have exploded in North American woodlands, changing forest ecology—and how sounds, like birdsong, travel through the trees. Christopher Intagliata reports. | Continue reading


@scientificamerican.com | 5 years ago

Is This the Footprint of One of the Last Neandertals?

The fossilized print, found in Gibraltar, is said to date to 28,000 years ago, which might mean it belonged to a Neandertal. But not everyone agrees with that interpretation | Continue reading


@scientificamerican.com | 5 years ago

Scientists Track the Source of Soot that Speeds Arctic Melt

Heat-absorbing black carbon comes from fossil fuels in winter and biomass burning in summer | Continue reading


@scientificamerican.com | 5 years ago

Venezuela Is Unraveling--So Is Its Science

Research has ground to a halt, and many scientists have left the country out of desperation | Continue reading


@scientificamerican.com | 5 years ago

Ancient Earth's Weakened Magnetic Field May Have Driven Mass Extinction

When our planet’s magnetosphere nearly disappeared 565 million years ago, it may have almost taken all life with it | Continue reading


@scientificamerican.com | 5 years ago

Humpback Whale Calls Remain Constant over Decades

Whales in southeastern Alaska produce “shrieks,” “moans” and “squeegies” that persist over generations  | Continue reading


@scientificamerican.com | 5 years ago

Elephant Weight Cycles With New Teeth

Elephants have six sets of teeth over their lives, sometimes two sets at once. At those times, they can extract more nutrition from food and put on weight. | Continue reading


@scientificamerican.com | 5 years ago

7 Beliefs of Emotionally Healthy People

How does our outlook on life, the world, and the future affect our health and well-being? | Continue reading


@scientificamerican.com | 5 years ago

Arctic Lakes Might Emit Less Carbon than Suspected

As northern landscapes warm, researchers are looking to understand the role of lakes in the carbon cycle | Continue reading


@scientificamerican.com | 5 years ago

Monster Magnetar Pinpointed as Trigger of Ultrabright Stellar Detonation

New observations of a superluminous supernova could finally solve the mystery behind these and other bewildering cosmic events | Continue reading


@scientificamerican.com | 5 years ago

Finally Over For Mars Rover

The rover Opportunity has called it quits after working for more than 14 years on Mars. | Continue reading


@scientificamerican.com | 5 years ago

How Climate Will Change in Cities Across the U.S.

A new tool compares what the climate of towns will be in 2080 to various locations today | Continue reading


@scientificamerican.com | 5 years ago

Violent Drug Cartels Stifle Mexican Science

Abandoned projects and delayed research have become common problems as security issues crop up across the country | Continue reading


@scientificamerican.com | 5 years ago

Why Do the Northern and Southern Lights Differ?

Scientists have discovered the culprit: how the sun squeezes Earth’s magnetic tail | Continue reading


@scientificamerican.com | 5 years ago

How Phoenix Is Working to Beat Urban Heat

Global warming and an urban heat island effect pose a major health challenge to the city | Continue reading


@scientificamerican.com | 5 years ago

On the Origin of Darwin

On this 210th anniversary of Darwin's birth, we hear evolution writer and historian Richard Milner perform a brief monologue as Charles Darwin, and former Scientific American editor-in-chief John Rennie and Darwin's great-great-grandson Matthew Chapman read excerpts from the Orig … | Continue reading


@scientificamerican.com | 5 years ago

Salt Doesn't Melt Ice--Here's How It Makes Winter Streets Safer

There’s a good reason to salt the roads before snow starts falling | Continue reading


@scientificamerican.com | 5 years ago

Europe's Next Big-Budget Science Projects: Six Teams Proceed to Final Round

AI enhancement and a virtual time machine are included in the shortlist of pitches | Continue reading


@scientificamerican.com | 5 years ago

NASA Spots Another Possible Impact Crater Buried Under Greenland Ice

The newfound crater candidate is thought to be unrelated to another that was discovered last year | Continue reading


@scientificamerican.com | 5 years ago

Artificial "Dumbness" May Be a Solution for Engineering Smart Machines

Design principles derived from observing fruit flies may lead to better self-driving cars and improved Parkinson’s treatment | Continue reading


@scientificamerican.com | 5 years ago

A "Green New Deal" Is Already Taking Shape at the State Level

Several states are working to decarbonize their electric sectors with options from solar power to nuclear energy | Continue reading


@scientificamerican.com | 5 years ago

The One Change That Boosts a High School's Academic Performance

A study in Seattle shows the power of starting the day later | Continue reading


@scientificamerican.com | 5 years ago

A Nobel Prize-Worthy Idea: What Is Chirped Pulse Amplification?

How does the laser technology that earned the 2018 Nobel Prize in physics come into our everyday lives? | Continue reading


@scientificamerican.com | 5 years ago

Astronomers Traverse the Globe to Shadow "Lucky Stars"

A surge in occultation science is allowing astronomers to study the sun’s asteroids, planets and moons like never before | Continue reading


@scientificamerican.com | 5 years ago