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News
Deep ocean sand analysis may predict how far Earth’s climate will shift
16+ hour, 6+ min ago (641+ words) Stanford researchers analyzed global seafloor data from an ancient cooling era, expecting thick sand deposits, but found almost no sand across all seven continents, defying standard models. When a Stanford team went looking for sediment that should have blanketed the…...
Lakes buried carbon steadily for 11,000 years, but then something changed
1+ day, 17+ hour ago (1015+ words) Lakes across northern North America buried carbon at a steady rate for thousands of years, but that changed dramatically after 1850. Leaves, pollen and washed-in soil sink to the bottom of a lake and settle into mud, and the carbon in…...
Our ancestors may not have needed ape-like feet to climb
5+ day, 16+ hour ago (996+ words) Sooty mangabeys bend the middle of their feet 46 degrees while climbing, matching the ankle bend of chimpanzees and informing debate over the last common ancestor. Climbing a bare tree trunk asks an ankle to bend further than walking ever does....
Fossil bite marks show mammals didn’t always rule the food chain
6+ day, 14+ hour ago (1262+ words) Purussaurus bite marks on fossil bones show a 23-foot crocodile relative killed hoofed mammals weighing up to 4,000 pounds in ancient South America. Saltwater crocodiles in northern Australia hunt horses, cattle, and feral water buffalo. They are the largest crocodiles alive…...
Ozone recovery is changing life in Antarctica in an unexpected way
6+ day, 14+ hour ago (612+ words) Ozone recovery is reducing UV radiation in Antarctica, but new research suggests the change could weaken tundra carbon uptake in unexpected ways. The recovery of Antarctica’s ozone layer counts as one of the genuine environmental success stories of the past…...
Ancient armored fish survived a massive impact before Earth’s largest mass extinction
2+ week, 3+ day ago (1023+ words) A remarkably complete armored fish fossil from Brazil survived near a massive asteroid crater, revealing an unexpected link to ancient Europe. Near the end of the Permian, an asteroid hit central Brazil and folded the rock layers around the crater…...
Dodos weren’t stupid, and their skulls finally prove it
2+ week, 14+ hour ago (1073+ words) Analysis of dodo bird skulls has helped scientists understand how they observed and interacted with the world before their extinction. Call someone a dodo and nobody asks what you mean. The bird showed little fear of the people who landed…...
NASA satellite captures a spectacular turquoise halo around the Chatham Islands, and an underwater plateau nearly 500 miles long could be the cause of this strange ocean phenomenon
3+ week, 1+ day ago (623+ words) NASA captures a turquoise halo around the Chatham Islands, revealing how an underwater plateau may fuel a vast plankton bloom. A satellite image captured on January 10, 2026, shows bright green and chalky blue water curling into a broad ring around New…...
America is running out of a mineral that crops cannot grow without
3+ week, 1+ day ago (741+ words) America could run out of phosphorus within 40 years, but recycling the mineral from soil, manure, and waste could help protect future food production. Farmers know the acronym NPK by heart: nitrogen, phosphorus, and potassium, the three nutrients every crop needs…...
Famous names in human evolution may be due for retirement
3+ week, 3+ day 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…...