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

Scientists discovered a previously hidden ecosystem - lagoons in Argentina's Puna de Atacama harbors microbial communities, ...

Bill Nye let a packed crowd at the Orange Convention Center know that it’s not a good idea to send a human on a one-way trip ...

On a high plateau in northwestern Argentina, a cluster of turquoise lagoons has quietly rewritten what scientists thought they knew about the earliest stirrings of life. Hidden in one of the driest ...

Reconstructing the rise of life during the period of Earth's history when it first evolved is challenging. Earth's oldest sedimentary rocks are not only rare, but also almost always altered by ...

How and where does life originate in the universe? How can physical phenomena be measured with the highest precision? How is ...

Biofilms are clusters of microorganisms that stick to non-biological surfaces, such as rocks in a stream, as well as to surfaces on plants (roots) or in animals (epithelium). These clusters are often ...