On August 27, Health Secretary Robert F. Kennedy Jr. and the White House fired CDC director Susan Monarez after only a month on the job. Right after she was ousted, other senior leade...

Earlier this summer, astronomers discovered something strange whizzing past Jupiter: an interstellar object. Scientists named it 3I/ATLAS. It’s only the third interstellar object ever...

You have probably given some thought to outdoor air pollution, whether it’s wildfire smoke or smog from traffic. You may even check AQI measurements on your phone. But what about the ...

In some places, sand dunes protect shorelines from the onslaught of ocean waves. In other places, the dunes themselves are on the move, and threaten human structures.Host Flora Lichtm...

Summer may be winding down, but we’re not quite ready to let go of beach days, backyard cookouts, or ice cream cones. We love ice cream here at SciFri, so we’re pulling a few of our f...

Twenty years ago, Hurricane Katrina made landfall in Louisiana, and the levees designed to protect New Orleans failed. Huge swaths of the city flooded, and 1,600 people were trapped i...

Researchers recently used near-infrared photography to get a detailed look at ancient artwork showing scenes of wild animals tangled in a fight. But these weren’t paintings on a cave ...

You might think of a star as a mass of incandescent gas, a gigantic nuclear furnace where hydrogen is turned into helium at a temperature of millions of degrees. But researchers recen...

Gray wolves are native to the Rocky Mountains, but decades of hunting nearly eradicated them from the western United States by the 1940s. In 1995, wolves were reintroduced to Yellowst...