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Gas stoves emit pollution into your house, and are connected to a production and supply system that leaks the powerful greenhouse gas methane during drilling, fracking, processing and transport. Meredith Miotke for NPR hide caption

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Meredith Miotke for NPR

Gas stoves leak climate-warming methane even when they're off

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The radio telescope in Parkes, Australia is used by SETI researchers to search for potentially alien radio transmissions. TORSTEN BLACKWOOD/AFP via Getty Images hide caption

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TORSTEN BLACKWOOD/AFP via Getty Images

Did E.T. Phone Us?

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This family photo shows D.J. Ferguson initially being treated at Milford, Mass., Regional Medical Center. Brigham and Women's Hospital in Boston is defending itself after Ferguson's family claimed he was denied a new heart for refusing to be vaccinated against COVID-19. Tracey Ferguson file photo/via AP hide caption

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Tracey Ferguson file photo/via AP

Volcanic ash covers rooftops and vegetation in an area of Tonga last week. Thick ash on an airport runway was delaying aid deliveries to the Pacific island nation, where significant damage was reported. CPL Vanessa Parker/New Zealand Defense Force/via AP hide caption

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CPL Vanessa Parker/New Zealand Defense Force/via AP

Masked White Plains, N.Y., High School students walk between classes last year. A day after a judge overturned New York's mask mandate, an appellate judge temporarily restored it as the state prepares an appeal. Mark Lennihan/AP file photo hide caption

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Mark Lennihan/AP file photo

A man enters the water next to a sign warning on the danger of shark attacks at the L'Etang-Salé beach, on the Indian Ocean island of La Réunion in 2019. Richard Bouhet/AFP via Getty Images hide caption

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Richard Bouhet/AFP via Getty Images

A person visits a Covid-19 testing site along a Manhattan street in New York City. Spencer Platt/Getty Images hide caption

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Spencer Platt/Getty Images

The James Webb Space Telescope will capture pictures of the very first stars in the universe and help scientists study the atmosphere of planets orbiting stars outside our solar system to see if they might be habitable. NASA/AP hide caption

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NASA/AP
Anke Gladnick for NPR

How colleges are dealing with high COVID case counts on campus

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Bark beetle larvae grip the ground with their claws in order to build up energy to accomplish their acrobatics. Adrian Smith/Matt Shipman hide caption

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Adrian Smith/Matt Shipman

Simone Biles has a rival — a tiny bark beetle (but it can't stick the landing)

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Céline Vidal uncovering the ash layer above Omo 1 remains at Omo-Kibish. Christine Lane hide caption

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Christine Lane

A prehistoric eruption has helped recalibrate our timeline of human origins in Africa

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Rosie Brennan of the United States competes in a Tour de Ski, women's 10-kilometer freestyle, interval start cross-country ski event, in Dobbiaco (Toblach), Italy, on Jan. 5, 2021. She is planning to compete at the Beijing Winter Olympics next month. Alessandro Trovati/AP hide caption

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Alessandro Trovati/AP

Could the world become too warm to hold Winter Olympics?

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The Tonga volcano on December 24 2021 as seen from a satellite. The eruption turned explosive, in what nuclear monitors say was the biggest bang they've ever recorded. Maxar hide caption

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Maxar
JIM WATSON/AFP via Getty Images

MRSA (methicillin-resistant Staphylococcus aureus), depicted above in yellow and surrounded by cellular debris, is a staph bacterium that resists treatment by many common antibiotics. The image is from a scanning electron micrograph. NIH/NAID/IMAGE.FR/BSIP/Universal Images Group via Getty Images hide caption

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NIH/NAID/IMAGE.FR/BSIP/Universal Images Group via Getty Images

Why humans are losing the race against superbugs

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This stock image shows a baby and father playing at home. New research finds that babies judge the relationship between two people by whether or not they willingly share saliva. freemixer/Getty Images hide caption

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freemixer/Getty Images

Even babies and toddlers know that swapping saliva is a sure sign of love

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"By bringing archaeological perspectives to an active space domain, we're the first to show how people adapt their behavior to a completely new environment," Associate Professor Justin Walsh of Chapman University said of the experiment. NASA hide caption

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NASA