Two sets of fossilized footprints from early human species were made within a few hours of each other about 1.5 million years ago, researchers suggest

Analysis of nearly 2,000 people living in remote villages in Honduras reveals who’s spreading gut microorganisms to whom

If we lose sight of why empathy matters, both individual dignity and democracy suffer

Milder cases of pneumonia, dubbed “walking pneumonia,” are on the rise in young children this year

Drought is more synonymous with the western U.S., but the eastern part of the country can descend into such conditions surprisingly quickly

From “ouch” to “aïe” to “yakayi,” languages across the world exclaim pain using similar-sounding words, hinting at a common origin

The latest research is an antidote to toxic quackery and honest confusion about health

Odds are that we’re not truly alone in the cosmos. But practically speaking, we might as well be

The more exciting, transformative, and revolutionary a science result appears, especially coming out of nowhere, the more likely it is to be dead wrong. So, approach science headlines with a healthy amount of skepticism and patience

RFK, Jr., and other potential and current government officials have spread shaky health claims about fluoridated water. Scientists explain the evidence behind its safety and benefits

Holiday deals are designed to be irresistible. A consumer psychologist explains how to avoid overconsumption and shop sustainably.

Fast fashion may seem cheap, but it’s taking a costly toll on the planet—and on millions of young people

The particles that make up wildfire smoke may raise the risk of dementia even more than similar airborne pollutants from other sources

Once a tragic example of degraded wildlife habitat, the Klamath River’s dam removal demonstrates how people can halt the decline of, and even restore, wildlife

With the help of a powerful rare-earth alloy, magnet fishers pull garbage out of polluted waterways

Celebrity doctor Mehmet Oz recently held broad investments in health care, tech, and food companies

When life feels difficult, humor can be a coping mechanism that relieves stress and offers the breathing room to keep going, scientists say

A renowned psychiatrist and activist compares Trump’s election to other pivotal historical moments in which the ultimate victim was truth itself

We need targeted public health interventions to reduce transmission from asymptomatically infected individuals. Like COVID, silently spreading pathogens can lead to far more infections and fatalities

RFK, Jr., could restructure the CDC, FDA and NIH in pursuit of his flawed vision of public health. Plus, we discuss chimpanzees at play and the first-ever close-up image of a star.