Fleshing out this picture of the microbe from which everything alive on Earth today evolved will take more detailed research on individual shared genes and proteins, Delaye said, to better understand ...

Researchers are trying to understand what makes Earth so special. As such, this model allows us to deepen our understanding of whether atmospheric evolution and the origin of life on Earth are ...

Even as the asteroid hurtled towards Earth, we were arguing. That was sort of the point: some of the world’s greatest experts and most powerful agencies had been assembled to find out how to ...

The extinction has been tied to massive volcanic eruptions that split up Pangaea, the supercontinent made up of all of Earth ... wiped out three-quarters of marine and terrestrial life more ...

“No complex life had formed yet ... oceans as ‘biological deserts.’ The Archean Earth was a water world with few islands sticking out. It would have been a curious sight, as the oceans ...

This model reveals how vastly different the atmosphere was on ancient Earth, and how life may have first emerged. The key to unlocking the secrets of distant planets starts right here on Earth.

S2 hit Earth when only simple ... resulting in a thick blanket of dust that blocked out the sun, preventing many simple life forms from transforming sunlight into energy via photosynthesis.

geologists use to better understand the environmental conditions in which truly ancient earth life may have first formed. For decades, we have wondered whether Mars, Venus and the icy moons of ...