Scientists thawed the ancient sample from the Alazeya River in northeastern Siberia, and to their surprise, the creature woke ...

Ice is a heck of a preservative, but keeping something alive for thousands of years is different than keeping your meat fresh ...

This podcast originally aired on August 17, 2021. Karen Hopkin: This is Scientific American's Science, Quickly. I'm Karen Hopkin. What has one head, one foot and one heck of an origin story? No, it’s ...

WOODS HOLE, Mass. — In case you were wondering, Kristin Gribble is not a basher of fruit flies or roundworms. She wants to be clear: She bears no ill will toward those invertebrates so often studied ...

How a group of animals can abandon sex, yet produce more than 460 species over evolutionary time, became a little less mysterious this week with the publication of the complete genome of a bdelloid ...

Bringing a prehistoric being back to life may seem like something out of science fiction, but scientists have done exactly that. Researchers have managed to revive a tiny creature that has been ...

Bdelloid rotifers are multicellular animals so small you need a microscope to see them. Despite their size, they're known for being tough, capable of surviving through drying, freezing, starvation, ...

Rotifers, tiny freshwater and marine invertebrates, have long provided an excellent model for exploring the mechanisms of inducible defences – a form of phenotypic plasticity whereby organisms alter ...

Scientists in Siberia have revived a bdelloid rotifer, a microscopic animal, that had been frozen in permafrost for 24,000 ...