More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas ...

In many submerged regions, murky mud shelters strange life-forms that seem to be the key to one of the biggest mysteries of life on Earth. These creatures belong to a domain of life called the archaea ...

We all carry cells from other individuals within us. This discovery, which affects all species with a placenta, is called microchimerism.

Bacteria aren't just mindless microbes. New research from the Hebrew University of Jerusalem reveals that single bacterial cells can carry a "memory" of their past environments-passing it down through ...

The microbiome-the trillions of bacteria, viruses, and fungi that live quietly in our body-plays a crucial role in shaping human health by providing a variety of micronutrients necessary for vital ...

Imagine one of the driest places on Earth, where more complex life forms are barely present, yet a rich microbial world bustles just beneath the surface. This is the Atacama Desert in Chile, a harsh ...

Instead of killing bacteria, scientists found a way to gently guide gut microbes to produce compounds linked to longevity and healthier aging.

Learn how studying microbial communities during long-duration spaceflight could also reveal new ways to support human health ...