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News
An 8th grader used fake leaves and tangerine bits to crack the code on ant navigation
54+ min ago (899+ words) An eighth-grade student put 200 red harvester ants into a maze with fake leaves, rocks and a piece of tangerine, then watched them find their way around. How does an ant find food and return home without street signs, a phone,…...
One of medicine’s rarest tumors appeared in saber-toothed cat spines
1+ hour, 54+ min ago (1149+ words) Fossils from the La Brea Tar Pits suggest some saber-toothed cats suffered from painful spinal growths that may have made hunting difficult. The La Brea tar pits were the ultimate predator trap: a plant-eater would blunder into the asphalt, cry…...
Blue butterflies may lose their bright color as temperatures rise
8+ hour, 13+ min ago (1015+ words) Rising temperatures can dull the brilliant color of blue Morpho butterflies, potentially changing how predators and mates see them. Animal colors help creatures recognize mates, hide from danger, or confuse predators. Those colors may also depend on the conditions an…...
Famous names in human evolution may be due for retirement
1+ day, 4+ min ago (803+ words) A new study could reshape human evolution by placing Australopithecus and Paranthropus within an expanded genus Homo. Some of the best-known names in human evolution – including Australopithecus and Paranthropus – may be due for retirement. A new study argues that these…...
Something keeps insects out of the open ocean, and it isn’t the pressure of the deep
1+ day, 6+ hour ago (1256+ words) Fly larvae in one African lake sink deep down into oxygen-free water every morning, with their air sacs tolerating crushing pressures. Insects live nearly everywhere on land and in fresh water. Underwater in the open sea, there are none. One…...
Mammal extinction followed the same rules for 130,000 years – until now
1+ day, 7+ hour ago (797+ words) Traits that predicted mammal extinction for 130,000 years are changing, raising questions about how scientists identify species most at risk today. For 130,000 years, certain traits reliably predicted which mammals would go extinct and which would survive. A new study suggests that…...
Deep Atlantic life depends on oxygen from one surprising place
2+ day, 6+ hour ago (779+ words) A new study traces a vast share of the deep North Atlantic’s oxygen supply to the Labrador Sea, revealing its critical role in sustaining marine life. Miles below the surface of the North Atlantic, in total darkness, there’s an entire…...
World Orangutan Day 2026: Rescue efforts alone cannot save orangutans
2+ day, 7+ hour ago (1022+ words) World Orangutan Day 2026 highlights the growing threats facing orangutans and why protecting their forests is critical to their survival. Orangutans are highly intelligent great apes that make their homes among the tropical forests of Borneo and Sumatra. Every August 19, World…...
Horses can hide their pain, but AI is learning to spot it
2+ day, 8+ hour ago (1002+ words) AI can detect signs of pain in horses while showing which facial features helped it reach its decision. Pain is difficult to measure when a patient cannot describe it. Veterinarians often rely on posture, movement, and facial expression, but horses…...
Fish food webs have changed dramatically over recent decades, but that may turn out to be a good thing
2+ day, 22+ hour ago (918+ words) A global study of 15,029 fish communities found species counts held steady while food webs reorganized around smaller-bodied fish. Counting species is the standard way to check whether an ecosystem is in trouble. A new global analysis suggests the count can…...