Sierra Nevada pond during low- and high-snowfall years, showing how snow levels change the landscape. ( Picture: Christine C. Bonadonna) High in California’s Sierra Nevada mountains, small ponds may look peaceful and unchanged. Surrounded by rocky peaks and open skies, they appear calm during summer. But beneath the surface, these shallow water bodies are constantly…

Image Courtesy: The Washington Post A family heirloom that had survived a dangerous journey out of the then-Soviet Union nearly a century ago ended up at the bottom of a New York garbage pile. For Victor, 45, letting it disappear was not an option. His wife Susanna had accidentally thrown two rings into the trash…

Iranian President Masoud Pezeshkian, right, meets Pakistan’s Army chief Asim Munir in Tehran, Iran (Picture credit: AP) Iranian President Masoud Pezeshkian has told Pakistan Army chief Asim Munir that the United States must change its approach towards Tehran, warning that “coercion and bullying” would complicate diplomatic efforts.Pezeshkian made the remarks during a meeting with Munir…

A combination of images show the evolution of supernova SN 2026gzf, which was first detected by the Einstein Probe on March 21, 2026. Images taken on March 25 and April 3, 2026, show the supernova brightening. An archival image of the host galaxy from March 9, 2016, reveals a bright blue source at the location…