7+ hour ago   (797+ words) Much of the ancient carbon released from thawing Arctic permafrost appears to end up trapped in seabed sediments rather than quickly returning to the atmosphere. The Arctic’s frozen ground holds an enormous reservoir of organic carbon. As permafrost thaws and…...

6+ hour, 25+ min ago   (277+ words) A small iguanodontian fossil from Japan adds evidence that Late Cretaceous coastal ecosystems supported dinosaurs of widely different body sizes. Iguanodontians were widespread plant-eating dinosaurs that lived from the Late Jurassic through the Late Cretaceous. Their movement between Asia, North…...

7+ hour, 34+ min ago   (832+ words) Some proteins that vanished millions of years ago may still have something to teach scientists about fighting modern infections. University of Oregon biologists have reconstructed antimicrobial molecules dating back as far as 160 million years, and laboratory tests showed that some…...

13+ hour, 1+ min ago   (480+ words) Antarctic ice preserves traces of iron-60 from ancient stellar explosions, helping scientists track the Solar System’s movement through interstellar clouds and changing cosmic environments....

13+ hour, 35+ min ago   (857+ words) Common plastic waste could become fuel using heated salts instead of extreme temperatures. Plastic bags, cutting boards, and many other everyday products are made from a plastic that is notoriously difficult to reuse once it becomes waste. Researchers at Oak…...

14+ hour, 11+ min ago   (623+ words) Scientists have found a vast hidden heat imbalance inside Mars, with the southern interior hundreds of degrees hotter than the north and possibly partially molten. Scientists have discovered a major temperature imbalance deep inside Mars, with the planet’s southern interior…...

1+ day, 7+ hour ago   (694+ words) ...

1+ day, 6+ hour ago   (417+ words) Physicists have uncovered an in-plane Hall response that overturns a century-old assumption about how this famous electrical effect works. The discovery could eventually make multidirectional magnetic sensing possible with one tiny device....

1+ day, 14+ hour ago   (509+ words) A mysterious signal deep underground may offer LUX-ZEPLIN its most intriguing clue to dark matter yet. For nearly a century, scientists have been trying to identify dark matter, the mysterious material believed to account for about 85% of all matter in…...

1+ day, 16+ hour ago   (282+ words) When fruit disappears, bearded capuchins switch from foraging to hunting, targeting everything from lizards and rodents to snakes, iguanas, and young birds....