New data from the James Webb Space Telescope suggest that asteroids Bennu and Ryugu may be fragments of a massive “parent” rock called Polana (shown crumbling in this NASA illustration). (Image credit: NASA) New data from the James Webb Space…
View from the cockpit of NASA's WB57 research aircraft during the SABRE mission on March 5, 2023. (Image credit: NASA) A research flight has found that a dangerous chemical compound polluting groundwater is formed in the upper atmosphere. According to…
How can you tell a llama (left) from an alpaca (right)? (Photo: Paula Hammond/Don Hooper/Alamy) Llamas and alpacas are easy to confuse: both are slender, furry, long-necked, four-legged mammals that live in herds. So what's the difference between the two…
More women in the United States die during or shortly after childbirth than in many developed countries. (Image credit: Marilyn Perkins photo collage) Jordyn Albright's pregnancy and birth were complicated from the start. Her pregnancy was high-risk due to in…
Preliminary calculations show that using 1 gigawatt of power, the proposed new design could produce 4.4 pounds (2 kilograms) of tritium per year. (Image credit: Yuichiro Chino via Getty Images) Nuclear waste could be converted into a rare isotope needed…
The war-ravaged Gaza Strip has been officially declared a famine zone, which has been described as a “heavy stain on the conscience of humanity.” Hundreds of children have died from starvation, and the devastated enclave continues to suffer after nearly…