Researchers used powerful technology to analyse thousands of individual cells at once, considering which genes are active.

Human embryos briefly exhibit traits like tails and gill-like structures, revealing our evolutionary history and deep ...

The coelacanth, a 400-million-year-old ancient fish, was assumed to be extinct until its rediscovery in 1938, revealing the ...

Though the rule has been widely observed, scientists do not know the reason. One theory was that fish gills were unable to keep up with the fish's oxygen demands in warmer water, which holds less ...

Bratislava-based Beef Architekti arranged a series of concrete slabs informed by fish gills to let light and air into House of Gills in Slovakia. Situated in a densely populated area of Bratislava ...

Fish are a type of animal that live in water. They breathe oxygen underwater through their gills. Fish can be found in freshwater, like ponds and streams, and also in salty seawater. Fish come in ...