Fires in the Amazon forest may melt sea ice in Antarctica
Soot from forest fires in the Amazon might play a role in the melting of faraway ice in Antarctica. For decades, scientists have known that black carbon from burning fossil …
Solar geoengineering moves into the spotlight as climate concerns grow
Earth’s average temperature is continuing to tick inexorably upward as the world’s nations stall at reducing their atmosphere-warming emissions. In the face of that grim future, strategies to try to …
It’s tricky to transplant a bladder. How surgeons finally did it
The first successful human bladder transplant could offer hope for people with bladder problems. On May 4, 2025, Oscar Larrainzar, 41, became the first human to successfully receive a bladder …
A lush, green Arabian Desert may have once linked Africa and Asia
The Arabian Desert, today the largest expanse of windswept sand dunes on Earth, experienced recurring periods of humidity millions of years ago, researchers report April 9 in Nature. The study …