6:51
A Mission to Mars on the Hawaiian Islands
Researchers are simulating the Martian environment near a Hawaiian volcano to test how communication systems would work on the planet.
17:38
What Caused the Midcontinent Rift?
The Midcontinent Rift is an ancient rift system that could have split the country into two parts a billion years ago.
4:15
Turning Down the Greenhouse Gases in Your Air Conditioning
A global agreement will phase out heat-trapping HFCs in air conditioners, refrigerants, and other systems.
4:11
A Carbon Contradiction
Reservoirs are both sources of renewable energy and one of the world’s biggest producers of greenhouse gases.
12:28
For Oysters, Challenges and Hope in the Changing Ocean
Oyster farmers have been hit hard by acidifying seas. Can they adapt?
17:43
California Trees Battle Beetle Assault Amid Drought
Dry conditions lead trees to release pheromones that attract bark beetles, exacerbating an epidemic of dying forests in the state of California.
How To Survive The Anthropocene
A new collection of essays curated by environmentalist James Lovelock aims to help people better understand the earth.
7:19
Ancient Migrations, Summer Sea Ice, and Archaeological Algorithms
Homo sapiens worldwide may have descended from a single migration event out of Africa more than 50,000 years ago.
4:36
A Glimpse Before It’s Gone
Why tourists traveling to threatened places may be making the problem worse.
11:27
The Fog and the Redwood
The redwood trees lining northern California’s coastline depend on fog as a seasonal water source.