The fossil of the bizarre-looking worm Hallucigenia sparsa that lived some 505 million years ago during the Cambrian explosion. Martin Smith, University of Cambridge / Smithsonian Institution. The ...

is a freelance science journalist, podcast host, comics artist, and TV host. Sometimes it’s hard to tell what an animal looks like when it’s been extinct for over 400 million years — just ask ...

A fifty-year-old mystery surrounding one of the most bizarre-looking fossils ever discovered has been solved -- and an ancient worm-like creature finally has a face. The tiny sea creature, known as ...

Above: An animation visualizing how Hallucigenia, a worm with legs and spikes that lived during the so-called Cambrian Explosion 500 million years ago, may have walked Hallucigenia is aptly named: ...

Hallucigenia, a bizarre worm that lived around 500 million years ago, was one of the strangest creatures to ever live. These strange creatures lived during the Cambrian Period of geological, a time ...