Chemical analysis suggests the 400-million-year-old fossil Prototaxites was neither plant, animal or fungus – hinting at a ...

Life on Earth had to begin somewhere, and scientists think that “somewhere” is LUCA—or the Last Universal Common Ancestor.

Ten years ago, nobody knew that Asgard archaea even existed. In 2015, however, researchers examining deep-sea sediments ...

Mysterious tunnels in desert rocks may be the work of unknown microbes, hinting at a hidden world inside marble and limestone ...

A growing number of new studies have found that, at least for some cells, death isn’t the end, but the beginning of something ...

Many biological molecules are chiral, meaning they exist in two forms that are mirror images of each other, like left and ...

A new part of an ocean plant cell has been discovered that might revolutionize farming one day. The structure can take ...

Scientists recently identified peculiar micro-burrows in marble and limestone formations in Namibia, Oman, and Saudi Arabia, ...

One of the beautiful things about the complexity of life on earth is the various ways organisms go about obtaining their required energy. We have autotrophs or self-feeders like plants that make ...

The death of an organism does not spell the end for its ... The findings call into question what defines life and death, and open up a new area of medicine. From our morning news briefing to ...

Who were our earliest ancestors? The answer could lie in a special group of single-celled organisms with a cytoskeleton similar to that of complex organisms, such as animals and plants.

Ancient microbes illustrate a particular kind of respiration in which carbon dioxide and hydrogen are combined to form acetic ...