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

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 ...

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 ...

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 ...

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 ...

Floscularia ringens is king of its castle. Brick by brick, this microscopic rotifer – or “wheel animal” – builds the tube it inhabits. To make its home, the rotifer gathers organic debris from the ...

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, ...

All is not so quiet in the microscopic world. Sometimes it sounds like bvvvrrr, or at least it should. Say hello to the rotifer, a teensy critter that uses its buzzsaw face to suck in prey. How's that ...

The bdelloid rotifer is known for its ability to withstand extreme environments. A microscopic multi-celled organism has returned to life after being frozen for 24,000 years in Siberia, according to ...