life on Earth

When Did Photosynthesis Begin?

Sometime around 2.4 billion years ago, a nascent planet Earth underwent one of the most dramatic changes in its history.…

2 weeks ago

The Meteor Impact that Wiped Out the Dinosaurs Created a Vast Underground Hydrothermal System

The Chicxulub impact event was an enormous catastrophe that left a huge imprint on the Earth's surface. Not only did…

1 year ago

Life Could be Common Across the Universe, Just Not in Our Region

The building blocks of life can, and did, spontaneously assemble under the right conditions. That's called spontaneous generation, or abiogenesis.…

2 years ago

Science Fiction Might Be Right After All. There Might Be Breathable Atmospheres Across the Universe

The last few years has seen an explosion of exoplanet discoveries. Some of those worlds are in what we deem…

2 years ago

Researchers May Have Found the Missing Piece of Evidence that Explains the Origins of Life

A team of researchers have shown how the basic building blocks of life could have arose on a primordial Earth,…

2 years ago

Without the Impact that Formed the Moon, We Might Not Have Life on Earth

The Earth wasn't formed containing the necessary chemicals for life to begin. One well-supported theory, called the "late veneer theory",…

3 years ago

More Evidence That Comets May Have Brought Life to Earth

The idea of panspermia -- that life on Earth originated from comets or asteroids bombarding our planet -- is not…

6 years ago

This Model Of Earth’s Giant Impacts Makes Us Wonder How Life Arose

In case you need a reminder that the solar system was a harsh place to grow up, the early Earth…

7 years ago

Did Life On Earth As We Know It Come From ‘Geological Life’?

When it comes to life on Earth, we're not sure if it came from the outside (transported by comets) or…

8 years ago

Earth’s Water Story Gets A Plot Twist From Space Rock Search

We at Universe Today have snow on our minds these days with all this Polar Vortex talk. From out the…

8 years ago