Research News

Scientists discovered 120,000-year-old human footprints in Saudi Arabia along with those of horses and elephants — hinting the region was once more hospitable to people moving out of Africa.

Researchers were able to mimic the mind-altering effects of the drug ketamine by inducing a particular rhythm in one area of the brain.

An NPR poll finds 72% of Latino households in the United States are facing serious financial problems — double the share of whites who report this. Major health problems are mounting, too.

According to data reported to the CDC, 121 children died from COVID-19 between February and July of this year. And 78% of the children who died were Hispanic, Black or Native American.

Scientists have found a gas associated with living organisms in a region of Venus' atmosphere. They can't figure out how it got there if it didn't come from life.

The company had placed its worldwide vaccine trials on hold for several days. It now says a safety review by regulators and reviewers is complete. No word on when studies in the U.S. might resume.

Scientists are racing to develop a vaccine that proves "safe and effective." It may not prevent infection in everyone who gets it, but it still could eventually stop the pandemic. Here's how.

Some pharmaceutical companies are well into the final phase of clinical trials for a coronavirus vaccine. But efforts to recruit patients from minority groups are just beginning.

Primatologists observed that different groups of bonobos have different dietary preferences — indicating a form of "culture" among the animals.

Mangroves help protect coastal areas from flooding and sequester more carbon than tropical forests. But new studies suggest they may be wiped out by the rise of sea levels.

There are dividing lines when it comes to how families are weathering the pandemic: Those living in big cities, those making less than $100,000 a year, and Latino and Black families are faring worst.

Scientists and engineers in California are building a unique 3.2 billion pixel camera for a telescope under construction in Chile. The camera has taken its first test pictures — of broccoli.