Researchers formally describe Helmetia expansa, offering new insights into its anatomy, behavior and evolutionary relationships. For over a century, the Cambrian arthropod Helmetia expansa remained a ...

An international team of scientists report in the journal Genome Biology results from a pilot project, co-led by Robert Waterhouse, Group Leader at the SIB Swiss Institute of Bioinformatics and ...

Surprising new research shows that, contrary to conventional belief, remains of chitin-protein complex–structural materials containing protein and polysaccharide–are present in abundance in fossils of ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Paleontologists have unraveled a mystery surrounding a bizarre, ...

Around half a billion years ago, in what is now the Yunnan Province of China, a tiny larva was trapped in mud. Hundreds of millions of years later, after the mud had long since become the black shales ...

Like all arthropods, crabs must shed their tough exoskeleton to grow to a larger size. The video from the Shape of Life YouTube channel shows the fascinating details of just what it looks like as a ...

Since the 1970s, populations of arthropods—a group of animals that includes exoskeleton-bearing critters such as insects, spiders, centipedes, and millipedes—in the Puerto Rican rainforest have ...

video: The evolutionary innovations of insects and other arthropods are as numerous as they are wondrous, from terrifying fangs and stingers to exquisitely coloured wings and ingenious feats of ...

For over a century, the Cambrian arthropod Helmetia expansa remained a mystery. Discovered by paleontologist Charles Doolittle Walcott in 1918, it was initially classified as a crustacean. Despite ...