The diversity of mammals on Earth exploded straight after the dinosaur extinction event, according to new research. New analysis of the fossil record shows that placental mammals, the group that today ...

About 55 million years ago, the Northern Hemisphere was the site of a major evolutionary makeover: Modern groups of mammals like the ancestors of the horse, deer, goats, primates, and opossumlike ...

Research published today in the peer-reviewed Journal of Systematic Palaeontology describes the discovery of three new species of ancient creatures from the dawn of modern mammals, and hints at rapid ...

A recent crossword puzzle clue asking for the eon we inhabit made me realize that I didn’t know much about terms for times. It has become fashionable to say ours is the anthropocene era, with ...

A new species of giant penguin - about 1.6 metres tall - has been identified from fossils found in Waipara, North Canterbury. The discovery of Crossvallia waiparensis, a monster penguin from the ...

It may have been the smart evolutionary strategy during a chaotic chapter of Earth’s history, but it didn’t last. By Jack Tamisiea Mammals are the brainiacs of the animal world. The brain of the sperm ...

Beneath the surface of a Colombian coal mine, scientists made a discovery so extraordinary that it rewrote what we know about giant reptiles. In 2009, researchers unearthed fossil remains of an ...

The reproductive system of horses has barely changed at all over the last 48 million years, according to a new study which analyzed the fossil of a fetus belonging to what is the oldest known horse ...

The largest snake that ever lived is known as the Titanoboa; however, researchers in India may have unearthed fossils of a snake that rivaled its monstrous size: the recently discovered Vasuki indicus ...

A new species of giant penguin -- about 1.6 metres tall -- has been identified from fossils found in Waipara, North Canterbury in New Zealand. A new species of giant penguin -- about 1.6 metres tall - ...