Explore the history of life on Earth, from 3.5-billion-year-old fossils to the vast diversity of species on our planet today.

Study reveals a Universal Thermal Performance Curve, UTPC, predicting how all life responds to heat, challenging evolution ...

Biologists are quietly rewriting what it means to be alive, and the human body has become one of their strangest frontiers. Inside our cells and microbiomes, researchers are uncovering entities that ...

For more than a decade, in an unassuming laboratory culture in the Czech Republic, a miniature universe quietly awaited its unveiling. Researchers believed they were monitoring marine ciliates ...

Primitive life forms thrived on Mars around the same time prehistoric life was developing in Earth’s oceans — but the Red Planet’s denizens doomed themselves, a new study suggests. Mars’ ...

Imagine a life form that doesn't resemble any of the organisms found on the tree of life. One that has its own unique control system, and that a doctor would want to send into your body. It sounds ...

Many properties of molecules cannot be predicted from the properties of the atoms they consist of. These properties only ...

Diverse microbial life existed on Earth at least 3.75 billion years ago, suggests a new study that challenges the conventional view of when life began. Diverse microbial life existed on Earth at least ...

Earth's population is estimated to be roughly 8 billion people, according to the United Nations. Depending on body size and thus the surface area of skin, a person could have more than 8 billion ...

"We have designed and engineered artificial, genetically tractable, photosynthetic endosymbiosis between photosynthetic cyanobacteria and budding yeasts," said University of Illinois Urbana-Champaign ...