The national debt reached $40 trillion this week. It's an eye-popping figure -- one that has grown as the influence of debt and deficit hawks has receded in Congress.

NPR's Scott Simon talks to Peter Armstrong, senior business correspondent at the Canadian Broadcasting Corporation, about the collapse in US-Canada trade talks.

RJ Hawkins caught a photo of the first sighted otter in the Bronx River since the early 1900s. He talks to NPR's Scott Simon how he did it and why it's important.

Robots that resemble human beings – known as humanoids – are on the rise. NPR's Scott Simon talks to Naomi Fitter from Oregon State University about what's driving the advances in the technology.

NPR's Scott Simon speaks with international studies professor Andrew Gawthorpe about President Trump's pattern of shifting between military and economic action against Iran.

The Trump Administration has released a two-year operating plan for the Colorado River. Arizona, California and Nevada are expected to cut their water use from the river.

There's a new contest at the Tennessee State Fare this year: Timber calling.

Dozens of cities canceled contracts with Flock Safety, which makes license plate readers for police departments, amid strong backlash. Privacy experts say some alternatives are no better than Flock.

NPR's Scott Simon and sportswriter Howard Bryant talk about the upcoming U.S. Open tennis tournament, the increasing ticket prices in professional sports and the recent sales of NBA teams.

The midnight deadline means that U.S. is imposing 50% tariffs on $20 billion worth of Canadian products. Prime Minister Mark ...

The Hayward City Council voted unanimously Tuesday to formalize an agreement with the county to help manage the nearly ...

The ruling comes after months of back and forth between the Trump administration and the National Trust for Historic ...