A study from the University of Leicester describes a newly identified fossil species that is 444 million years old, with its ...

Most skin is preserved as impressions in the rock, but under rare conditions and incalculable odds, a 3D fossil of the actual ... hurdles to living on land is water retention.

There was no oxygen but worse than that there was deadly (and stinking) hydrogen sulphide dissolved in the water ... For me that is digging rocks, finding fossils and then trying to figure ...

There was no oxygen, but worse than that, there was deadly (and stinking) hydrogen sulfide dissolved in the water ... For me, that is digging rocks, finding fossils and then trying to figure ...

or “weathered,” the sediment is moved by forces such as water and wind and deposited elsewhere in layers. Over time, these layers build up and solidify, becoming sedimentary rock. Organisms can be ...

When we imagine the search for life on Mars, we often picture high-tech rovers scanning dusty landscapes or orbiters ...

A team of scientists found prehistoric animal footprints that indicate how creatures behaved in Oregon as far back as 50 ...