Most living mammals are small. Because smaller animals were less likely to survive the researchers’ simulated preservation ...

Humans need new antibiotics. This fact isn't in dispute. The question of how we find them, however, is much harder to answer.

Most adults worldwide can't digest milk, and biologists say that's the normal setting. Here's why a minority evolved lactase ...

The 2026 field season at Prado Vargas Cave, located in the village of Cornejo in the northern province of Burgos, Spain, ...

Scientists long wrote off the aye-aye as a solitary oddity, a nocturnal Madagascan primate with rodent teeth and a taste for ...

A dramatic new interpretation of thylacine anatomy has discovered that the extinct Tasmanian tiger killed prey more like a ...

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Learn why a bank vole may hold clues as to how some animals can adapt and survive as climate change shifts habitats and food ...

John B. Calhoun's mice had unlimited food, no predators and space to spare. Their population still collapsed into castes and died out — here's what it proves.

The Tasmanian tiger hunted more like a fox than its fearsome namesake, according to a new UniSC biomechanics study of ...

Resurrected lactoferricin peptides show how a few amino-acid changes transformed an ancient immune defense.

Africa’s giant herbivores may have declined not because they were exceptionally prone to extinction, but because their ...