Virus plus microplastics equal double whammy for fish health

Microplastics—tiny particles generated as plastics weather and fragment—pose a growing threat to ecosystem and human health. A new laboratory study shows these threats extend beyond direct physical or chemical impacts, ...

30-million-year-old amphibious beaver fossil is oldest ever found

A new analysis of a beaver anklebone fossil found in Montana suggests the evolution of semi-aquatic beavers may have occurred at least 7 million years earlier than previously thought, and happened in North America rather ...

Solving Everest's wildlife mysteries with eDNA

A team of scientists led by the Wildlife Conservation Society (WCS) and Appalachian State University used environmental DNA (eDNA) to document the breadth of high-alpine biodiversity present on Earth's highest mountain, 29,032-foot ...

Tiny fish-shaped robot 'swims' around picking up microplastics

Microplastics are found nearly everywhere on Earth and can be harmful to animals if they're ingested. But it's hard to remove such tiny particles from the environment, especially once they settle into nooks and crannies at ...

Ancient Mayan maize god sculpture found in Mexico

Archaeologists have uncovered a roughly 1,300-year-old sculpture representing the head of a Mayan maize god in ruins in southeastern Mexico, the National Institute of Anthropology and History said.

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