Emily Kwong and Regina Barber of NPR's Short Wave talk about a comet visiting from interstellar space, caterpillars that eat and break down plastic, and how animals' sense of smell varies by altitude.

The Vatican has released a new liturgy for the Mass reflecting concern for the environment, offering prayers, readings and hymns that highlight the church's responsibility to protect the Earth.

Brazil's President Lula is firing back at Trump's 50% tariff threat — saying Brazil is ready to match any U.S. import taxes, dollar for dollar.

The Trump administration's crackdowns on immigrants is causing a profound change in the labor force right now. Today on the show: are immigrants still showing up for work?

With his eyes on the midterms, Elon Musk says he's starting a new political party. It's a move that could appeal to a key group Trump made gains with last fall: young voters, particularly young men.

DOGE recently got high-level access to a database that controls billions of dollars in government payments to farmers and ranchers across the U.S.

Immediately after floods devastated Texas, nominees to fill key roles at NOAA were grilled by senators ahead of a confirmation vote. The agency faces a major budget cut and employee losses.

The Khao Kheow Open Zoo was overrun with Moo Deng fans on the first of four days of activities marking the birthday of the adorable social media sensation.

A tapestry embroidered with scenes of the 1066 Norman invasion is returning to the U.K. for the first time in 900 years. On a state visit, France's president announced a loan to the British Museum.

Flash floods can start suddenly and become dangerous quickly. But there are steps you can take to protect yourself, both in the moment and well in advance.