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Aug. 25, 2022 —While only four species of slow-moving aquatic herbivores of the order Sirenia remain on Earth, many different kinds of sea cows lived over the past 47 million years. Sea cows have lived along the ...
Sep. 28, 2020 —Landslides have long-term effects on tundra vegetation, a new study shows. Conducting the study in North West Siberia, the researchers found that tundra vegetation regenerated rapidly after a major ...
June 14, 2021 —如果早期人类迁徙到美洲beria around 12,000 years ago have been traced using the bacteria they carried by an international ...
Feb. 18, 2021 —Eastern newt populations in the northeastern United States and southeastern Canada are at greatest risk of infection with a new skin-eating fungus, Batrachochytrium salamandrivorans (Bsal), according ...
Dec. 13, 2022 —In a global study, researchers have identified that most reservoirs of rodent-borne diseases tend to live exclusively or occasionally in or near human dwellings, show large fluctuations in their ...
Mar. 25, 2021 —Feathers, an owl head and oars suggest the people in this Iron Age grave were prepared for a long ...
June 2, 2021 —A study provides new insights into the pollution of the world's oceans with plastic waste. The modelling shows that most of the plastic does not end up in the open ocean, but beaches or drifts ...
June 29, 2022 —An international group of geneticists and archaeologists have found that the ancestry of dogs can be traced to at least two populations of ancient wolves. The work moves us a step closer to ...
Oct. 19, 2022 —Ostrich-like dinosaurs called ornithomimosaurs grew to enormous sizes in ancient eastern North America, according to a new ...
Feb. 18, 2021 —Speciation is important because it increases biodiversity. A new thesis examines the speciation process in multiple marine species where different populations of the same species might evolve into ...