A new study theorizes that evolution ticks at different speeds, especially when a big group of organisms first appears.

During these waves of mass extinction, most vertebrate survivors were confined to refugia, or isolated biodiversity hotspots ...

Ushikuvirus, an amoeba-infecting giant virus, joins the family of giant viruses that may have driven the evolution of complex ...

The origin of life on Earth becomes even more fascinating and complex as we peer into the mysterious world of viruses. Said to have existed since living cells first appeared, these microscopic ...

The discovery, published in the Journal of Virology in November 2025, adds weight to the viral eukaryogenesis hypothesis.

Some 445 million years ago, life on Earth was forever changed. During the geological blink of an eye, glaciers formed over ...

The origins of consciousness date back about 540 million years ago, when animal bodies became more complex. Feelings like ...

About 445 million years ago, Earth nearly wiped out life in the oceans. Glaciers spread across the supercontinent Gondwana, ...

Life on Earth exists in places once thought completely uninhabitable. This video explores the most extreme creatures known to ...

Living cells pay a hidden energy price not just to run chemical reactions, but to keep them on track and block all the ...

The origin of life on Earth becomes even more fascinating and complex as we peer into the mysterious world of viruses.