Researchers say time is an illusion. So why are we all obsessed with it?
Even guardians of America's atomic clocks say time doesn't work the way we think it does.
Science
Law requires former research chimps to be retired at a federal sanctuary, court says
The ruling is the latest twist in a long-running dispute over where dozens of federally-supported former research chimps should live out the remainder of their days.
Physicists are still trying to understand time
Scientists at the National Institute of Standards and Technology track time with atomic clocks. But what is time, really? Physicists are still trying to answer that question.
How close are we actually to fusion energy powering society?
Fusion energy has remained a distant dream for decades, but scientists announced they got more energy back than they put in to create the reaction. How close are we to fusion energy powering society?
Tips to keep you and your family safe from the tripledemic during the holidays
NPR asked a handful of public health experts how to approach a holiday season with not one but three respiratory pathogens helping fill hospitals: COVID, the flu and RSV.
How did COVID warp our sense of time? It's a matter of perception
Many people reported a distortion in their sense of time during the pandemic, but the individual experience is highly dependent on a range of factors from emotional state to culture.
China reduces COVID-19 case number reporting as virus surges
China's National Health Commission is scaling down its daily COVID-19 report starting Wednesday after a sharp decline in PCR testing even though daily cases are hitting record highs.
Hawaii's Mauna Loa and Kilauea volcanoes have stopped erupting, scientists say
Mauna Loa, the world's largest volcano, began spewing molten rock Nov. 27 after being quiet for 38 years. Lava-viewers enjoyed the rare marvel of being able to see Kilauea erupting at the same time.
Scientists announce nuclear fusion breakthrough
Scientists announced a major breakthrough in nuclear fusion. They were able to coax more power out of an experiment than they put in.
What is the significance of the fusion breakthrough?
Department of Energy scientists announced a breakthrough in nuclear fusion. NPR's Rob Schmitz speaks with Scott Hsu, lead fusion coordinator at DOE, about what this means for the future.