A vestigial trait is something that an organism has that once served a purpose that over time and the course of evolution has ceased to be useful. We see it in goosebumps, which were more effective ...

Who were our earliest ancestors? The answer could lie in a special group of single-celled organisms with a cytoskeleton similar to that of complex organisms, such as animals and plants.

The site of a former century-old synagogue for Ukrainian immigrants in the East Village is set to be torn down to make room ...

Ten years ago, nobody knew that Asgard archaea even existed. In 2015, however, researchers examining deep-sea sediments ...

Epithelial cells defend human skin and mucous membranes. Specialized structures known as “junctions” enable this “barrier” tissue to carry out its role. They control interactions between cells and ...

Discover the winning designs of the 2025 Winter Stations competition, transforming lifeguard stations into interactive art ...

Our skin and mucous membranes protect us like vigilant sentinels against the onslaught of harmful pathogens. This extraordinary defense owes its strength to epithelial cells—specialized tissues woven ...

Our skin and mucous membranes are protected by epithelial cells. This barrier tissue performs its function thanks to specialized structures called junctions. They ensure cell cohesion and regulate ...

We have two types of hair, says dermatologist Elizabeth Houshmand. Vellus hairs, or “peach fuzz,” cover virtually our entire ...

The Outdoor Media Alliance show hosts gear journalists twice annually in a converted warehouse in Denver, where we hear about ...