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The Earth's entire land mass is being photographed by satellites every single day. Trying to make sense of all these images falls to a U.S. spy agency many have never heard of.

The armored catfish erodes shorelines and devastates marine plants — and its numbers have exploded. So researchers, chefs and fishermen are trying to rebrand it by promoting its flavor and nutrition.

On the anniversary of the Women's March in Washington, D.C., organizers say marches this year are less about outrage and more about political organizing.

Some of the first GMOs – corn and cotton plants that have been genetically modified to fend off insects – are running into problems. Bugs have become resistant to them because they've been overused.

A building boom in the Southeast Asian country has pushed up demand for sand in a river that 60 million people rely on.

There are many elements to consider: climate, animal welfare, greenhouse gas emissions, land use. And with so many factors at play, sometimes the answer gets complicated.

Timnit Gebru talks to Steve Inskeep about her departure from Google after raisng questions about gender, race and the ethics behind artificial intelligence.

The standard test for infection with the coronavirus looks for a genetic fingerprint. Laboratory errors, including contamination, can lead to false results, a problem seen with environmental testing.

As Cambodia kicks off a three-day water festival, fishermen are struggling to make a living in the face of climate change and hydropower dams.

After a controversial reelection in October, the Bolivian leader has sought asylum in Mexico. But despite the turmoil, there is another perspective on the nearly 14 years he held office.