Oct. 19, 2023 Bats may have lived in caves and used soundwaves to navigate much earlier than first ...
Oct. 12, 2023 A 13-million-year-old saber-toothed marsupial skeleton discovered during paleontological explorations in Colombia is the most complete specimen recovered in the ...
Oct. 10, 2023 The hunt for the world’s most ancient mammals descended into academic warfare in the seventies, researchers have ...
Oct. 5, 2023 For decades, scientists have assumed that mammals and their relatives that survived challenging times (like those during mass extinctions) made it because they were generalists that were able to eat ...
Sep. 25, 2023 A new study shows unprecedented heat is likely to lead to the next mass extinction, akin to when the dinosaurs died out, eliminating nearly all mammals in some 250 million years ...
Sep. 19, 2023 A new study shows the isolation and sequencing of more than a century-old RNA molecules from a Tasmanian tiger specimen preserved at room temperature in a museum collection. This resulted in the ...
Aug. 31, 2023 An international team of marine scientists has studied the DNA of family groups from four different whale species to estimate their mutation rates. Using the newly determined rates, the group found ...
Aug. 18, 2023 Radiocarbon dating on bones in the La Brea Tar Pits lead archaeologists to warn that history may be repeating ...
July 18, 2023 Scientists have described an unusual fossil from around 125 million years ago in China that shows a dramatic moment in time when a carnivorous mammal attacked a larger plant-eating dinosaur. The two ...
July 12, 2023 Ice Age saber-tooth cats and dire wolves experienced a high incidence of bone disease in their joints, according to new ...
July 11, 2023 A new study reveals the iconic extinct Megalodon, or 'megatooth shark', was a rather slow cruiser that used its warm-bloodedness to facilitate digestion and absorption of ...
July 10, 2023 Researchers have finally settled a decades-long dispute about the evolutionary origins of the pygmy right ...
June 27, 2023 A Cretaceous origin for placental mammals, the group that includes humans, dogs and bats, has been revealed by in-depth analysis of the fossil record, showing they co-existed with dinosaurs for a ...
June 27, 2023 The lower jaws of lizards, birds, fish and even dinosaurs are comprised of multiple bones per side. Yet mammals diverged from all other vertebrates and settled on just one bone, repurposing the extra ...
June 26, 2023 How the megalodon, a shark that went extinct 3.6 million years ago, stayed warm was a matter of speculation among scientists. Using an analysis of tooth fossils from the megalodon and other sharks of ...
June 8, 2023 A groundbreaking new paper focuses on the size and abundance of living and fossil African large mammals, shedding light on the ecological dynamics behind the decline of these iconic creatures. The ...
May 22, 2023 Understanding that others hold different viewpoints from your own is essential for human sociality. Adopting another person's visual perspective is a complex skill that emerges around the age of ...
May 22, 2023 A tiger-sized saber-toothed creature called Inostrancevia has previously only been found in Russia. But scientists have discovered its fossils in South Africa, suggesting that it migrated 7,000 miles ...
May 12, 2023 Scientists have precisely identified base pairs of the human genome that remained consistent over millions of years of mammalian evolution, and which play a crucial role in human disease. The team ...
May 3, 2023 Traces of sex hormones extracted from a woolly mammoth's tusk provide the first direct evidence that adult males experienced musth, a testosterone-driven episode of heightened aggression against ...