Environment

Mack is the newest addition to the Maryland Department of Agriculture's apiary inspection team. He uses his superior sniffer to find hives infected with a contagious disease that kills bee colonies.

The National Park Service is celebrating the 100th anniversary of its creation this year. NPR spends time on the job with workers in the country's busiest national park, Great Smoky Mountains National Park, to explore the vast variety of work the park service does and the challenges it's facing.

For many of us, when a phone starts slowing down we face a choice: spend the money to try to fix it or get a new one. But could there be a phone that never loses its luster?

Apple recently unveiled Liam, a robot with 29 arms that takes apart iPhones so materials can be recycled and reused. As we accumulate more waste, recycling robots like Liam might become more common.

Solar Impulse 2 flew for three days from Hawaii to Calif., after a nine month delay for repairs. The team is aiming to complete a round-the-world journey using only the sun's power.

The reef is unusual because it lies in muddy waters, and scientists had only seen hints of its existence until recent research expeditions. They say it's already in danger because of oil drilling.