This photo shows how gigantic an Irish Elk looks compared to two humans. Megaloceros giganteus - literally "giant horn" - is ...

Giant kangaroos that lived during the Ice Age may not have been as slow and grounded as once believed. A new study finds ...

For many people, thinking of Ice Age animals evokes images of woolly mammoths, saber-toothed tigers and giant sloths. But in ...

Learn more about ancient giant kangaroos and the previous research claiming they were too heavy to hop. A new study finds ...

Over 150 years ago, a fossilized organism known as Prototaxites emerged as an enigma regarding what early land life may have ...

Giant ancestors of modern-day kangaroos—which previous research has estimated could weigh up to 250 kilograms—may have been ...

Scientists previously thought hopping was impossible for Protemnodon goliah.

Prototaxites are something of a prehistoric mystery. They were the first giant organisms on land, towering over ancient ...

An ancient and enormous organism called Prototaxites, initially found to be a type of fungus, may actually be an unknown ...