Each summer, the Northern Hemisphere night sky comes alive with one of the year's most dazzling celestial events: the Perseid meteor shower. Known for its bright, fast-moving meteors, the Perseids are a favorite of both casual stargazers and serious astronomers....
Read news articleOver the Fourth of July holiday weekend, the Hill Country region in Central Texas experienced intense rainfall. This caused the Guadalupe River, which runs through much of the area, to surge over 26 feet (7.9 m) in about 45 minutes. The rapid rise triggered one of the worst flash floods in US history. The water swept through entire communities with little warning, engulfing land and washing away vehicles, buildings, and bridges. Thousands of residents lost their homes and businesses. As of July 25, 2025, 138 people have died — the 10th-highest toll on record for a US flash flood. Three are still missing....
Read news articleChimpanzees are well known for their intelligence, especially in using tools to hunt and gather food. Now, new research on chimps at Gombe Stream National Park in Tanzania, Africa, suggests these clever primates are not just tool users — they may also be natural engineers....
Read news articleCrows are remarkably smart animals, with thinking skills comparable to those of five- to seven-year-old children. They can solve puzzles, use tools, and even remember faces. Now, researchers at the University of Tübingen in Germany have found that these unassuming birds can also recognize different geometric shapes — a skill previously seen only in humans....
Read news articleFor centuries, the world beneath Antarctica’s thick ice shelves remained one of Earth’s greatest unknowns. No one knew what, if anything, lived there. That changed when a massive iceberg, roughly the size of Chicago, unexpectedly broke away. This rare event gave scientists a once-in-a-lifetime chance to explore a part of the planet that had never been seen before....
Read news articleOn April 23, 2025, the Philadelphia Zoo introduced four female hatchlings of the critically endangered Western Santa Cruz Galápagos tortoises to the public. The new arrivals were named Dorothy, Rose, Blanche, and Sophia — after characters from the iconic television series The Golden Girls. They are the first of their kind to be born at the zoo in its 150-year history. Prior to this, there were only 44 Western Santa Cruz tortoises in US zoos, including three at Philadelphia....
Read news articleSharks have always been considered silent swimmers. Unlike most fish, these top ocean predators lack sound-producing organs. But recent research suggests this might not be true for all sharks. At least one species produces noise, challenging our understanding of these stealthy hunters....
Read news articleWhen a 5.2 magnitude earthquake struck Southern California on April 14, 2025, a camera at the San Diego Zoo Safari Park captured a powerful display of animal instinct. As the ground shook, three African elephants quickly formed a protective circle around the two young calves. Their reaction offers a rare glimpse into the mammals' natural defense strategy....
Read news articleEarth Day 2025 marks the 55th anniversary of the global environmental effort that began on April 22, 1970. The first Earth Day united 20 million Americans — about 10% of the US population at the time — to demand environmental protections....
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