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Across the region, it’s typical for less than half of radicchio plants to become marketable heads, according to the UNH study.

TikTok offers a glimpse into how it hopes to overturn a law that could have the app banned in the U.S. More schools move to ban smartphones. There are quality issues with some carbon offset programs.

The past three summers have been the worst on record for Florida's coral reefs. To try to restore them, scientists are breeding corals that can handle heat better, using coral from other countries.

Journalist Chloe Sorvino says the meat industry pollutes the environment, contributes to climate change and leaves the meat supply chain vulnerable to major disruptions.

Millions of acres of forest in the Southwest are overgrown — and ripe to ignite as climate change intensifies drought and heat. Selective thinning and other efforts aim to reduce the risk of catastrophic fires, but those efforts may not be enough to overcome ever-bigger, ever-hotter fires.

The venture, privately funded to start, is now run by the University of Arizona. And today, scientists there are quietly plugging away at research they hope will help us all adapt to the Biosphere 1 — that is Earth, and the climate change we are causing to it.

In a speech in Germany Wednesday, President Barack Obama said it's time to take "bold action" on climate change. Many believe that major changes to policies on carbon emissions lie ahead, which would mean a host of new regulations for businesses.

More than half of America's sweet potatoes were lifted by hand from the soil of North Carolina. It's some of the most back-breaking farm work to be found, and migrant laborers do most of it.

Parts of California were still under flash flood warnings Monday, with yet another deluge of rainfall set to arrive midweek.

Outside Reno, Nev., a massive data center campus is being built to support artificial intelligence. The center sits in the nation's driest state and will need billions of gallons of water to operate.