Scientists have debated where Prototaxites belong in the tree of life for over a century, but now a new study suggests it ...

It was four times the size of Mount Everest, unleashed a tsunami bigger than any in known human history and boiled the oceans ...

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

New research has revealed how massive ancient glaciers acted like giant bulldozers ... "This influx of elements changed ocean chemistry, at a time when more complex life was starting to evolve.

Melting ice in the Arctic circle has been thawing out some gigantic ancient viruses. Last month, researchers announced they were studying a 30,000-year-old giant ... t the first time researchers ...

This is about three times as long ago as the earliest dinosaurs ... using matter originally forged in ancient stars. These processes regulate Earth's surface and sustain life, even as our ...