The Sunrise Movement is holding rallies and registering voters, aiming to boost turnout among young voters. For the first time, polls show climate change is a top priority for the party's base.

NPR visited the only lab in the world known to be trying to use the powerful gene-editing tool CRISPR to modify the DNA in human sperm. If successful, it could be used to prevent genetic disorders.

China is no longer taking the world's waste. The U.S. recycling industry is overwhelmed — it can't keep up with the plastic being churned out. This doesn't bode well for our plastic waste problem.

Even as civil libertarians warn about the increased use of facial recognition by federal authorities, the bureau is using it to track down some of its most wanted suspects.

Warm temperatures have Californians again bracing for wildfires. But to better prepare, the residents of Ventura say they need a clearer picture of what went wrong in the destructive 2017 Thomas Fire.

People are hotly divided about many gun restrictions — but not on extreme risk protection orders. They allow police to temporarily take guns from people seen to be a risk to themselves or others.

The startup Mahmee hopes to help OB-GYNs, pediatricians and other health providers closely monitor a mother and baby's health so that any red flags can be assessed before they become life-threatening.

Sargassum, a stinky algae, is choking beaches in Mexico and the Caribbean and wreaking havoc on the ecosystem — and tourism. From fertilizer to food, locals are experimenting with new uses for it.

"Never had so much love in my life," Antonio Basco said Friday as hundreds of people whom he had never met showered him with hugs, blessings and support.

The U.S. Attorney for Florida’s Northern District says he’s willing to review and prosecute marijuana cases that the state attorney will not. The move...