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, ...

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 ...

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 ...

Rotifers are multicellular, microscopic marine animals that live in soils and freshwater environments. They are transparent and can be easily grown in large numbers. As such, they have been used in ...

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 ...

Imagine a world where life pauses for tens of thousands of years, only to resume as if no time had passed - much like Captain America waking up after 72 years. Scientists in Siberia have done just ...

DNA carries the blueprint for building bodies, but it’s a living document: Adjustments to the design can be made by epigenetic marks. In humans and other eukaryotes, two principal epigenetic marks are ...