Researchers say hundreds of common bottlenose dolphins spend time in outside-the-Beltway waters of the iconic — and increasingly clean — Potomac River.

The pathogen that causes covid-19 is genetically fairly stable: “Just one ‘pretty bad’ strain for everybody so far.”

Within weeks of the gathering that drew nearly half a million bikers, the Dakotas, along with Wyoming, Minnesota and Montana, were leading the nation in new coronavirus infections per capita.

Pruitt also enlisted agency staff in tasks that included apartment hunting and securing a mattress for his personal use.

In Arizona and Wisconsin, Native turnout — which often leans liberal — made the difference in Biden’s slim but winning margin.

Certain compounds in our skin determine how much we attract mosquitoes, new research suggests—and those compounds don’t change much over time

Hughes was perhaps the most visible advocate of the theory that Earth isn’t a sapphire-and-emerald globe revolving around a massive star.

Thirty years after scientists discovered the defective gene that causes cystic fibrosis, two new trials show a therapy could help 90 percent of patients. The FDA approved the triple drug, Trikafta,...

How different Earth's history might have been if the space rock had struck a different location.

A double shot of cultural bias is already on the way with the vice presidential choice looming. Journalists should be on guard.

His brand of misinformation has already tarnished medicine. In the halls of Congress, he’d do much worse

State Department chose to keep 14 infected passengers on planes flying to U.S.

There is no scientific case for excluding them

With proved technology and no-frills tech transfer, CORBEVAX is poised to reach hundreds of millions in the coming weeks

Emmanuelle Charpentier and Jennifer A. Doudna win for technology that gives scientists unprecedented abilities to change the code of life

Scientists have scarcely begun studying pristine material from asteroid Bennu brought back to Earth by the OSIRIS-REx mission, but have already found several surprises

Intranasal vaccines might stop the spread of the coronavirus more effectively than needles in arms

From now, house style guide recommends terms such as ‘climate crisis’ and ‘global heating’

Objectively, I knew I was doing fine in my new job—but I just couldn’t shake the feeling of being a fraud. It turns out I’m far from alone. And research shows that even when you’re excelling, the...

With millions of people affected and at least $1 trillion of economic value at stake, long COVID is our next national health emergency

The Scientific American endorsement is one of several occasions when the scientific community has denounced Trump’s beliefs and policies.

Jim Watson is one of the most important scientists of the 20th century. He is also a peevish bigot. History will remember him for his co-discovery of...

The revelations about ads sold to Russian troll farms in 2016 make that even more obvious.