Then came the Cambrian period – nature’s version of a creative explosion. Imagine going from microbial monotony to evolutionary maximalism in what geologists call a “quick minute.” This wasn’t just ...

Long before the Grand Canyon became a hotspot for tourism, it was a hub of ancient animal activity. All kinds of marine animals lived in the area back when it was submerged in the ocean during the ...

Sometime before 520 million years ago, animal life began to flourish as never before. The small shells, worms and even sponge-like enigmas of earlier eras suddenly unfolded into a new array of species ...

The Cambrian Explosion is a landmark moment in the history of life on Earth when many of the major groups of animals first appear in the fossil record. New research, however, suggests that many of ...

Colourful illustrations by Peter Trusler depict 500m-year-old fossils of creatures from the Palaeozoic and inspire Australia Post ...

Though the Grand Canyon we know today is a deep and dusty chasm, it was once an equatorial region bathed in a shallow sea. Throughout the middle Cambrian period (about 500 million years ago) this ...

Remarkable fossils found in North Greenland have helped researchers solve a 500-million-year-old puzzle surrounding squid-like ancestors. It was previously thought ancient organisms called ...