An expedition uncovered a surprisingly large number of underwater life forms in the Arctic.
The genes involved in hydra regeneration and development could offer clues about immortality.
Scientists prepare to probe other planets by combining different ways to detect signs of life.
Cave microbes on Earth may help guide scientists toward life on Mars.
As climate change melts away frozen landscapes, scientists rush to discover all they can about the tiny organisms that thrive on ice.
Bacteria found around a Brazilian mine could improve copper harvesting.
Global study reveals microbial diversity of sourdough starters.
Researchers and Aboriginal people are working to protect 3.5-billion-year-old stromatolite fossils in western Australia.
Artificial "protocells" suggest the complex biochemical mechanisms used by living cells could have originated in simple bubbles.
A new model suggests that many more mammal species than was previously known could host the creation of novel coronaviruses.
Bacterial allies may help insects win the evolutionary arms race against disease-causing microorganisms.
Bacteria engineered to glow green are helping to show how damage from aging is passed down through generations.