Ancient Earth

How Did Life Get Started on Earth? Atmospheric Haze Might Have Been the Key

A recent study accepted to The Planetary Science Journal investigates how the organic hazes that existed on Earth between the…

10 months ago

Earth’s Past and Future Habitability Depends on Our Protection from Space Weather

A bewildering number of factors and variables led up to the planet we occupy today, where life finds a way…

1 year ago

Microbes Were Dormant for Over 100 Million Years, But They Were Able to Spring Back to Life

At the bottom of the ocean in the South Pacific Gyre, there's a sediment layer that is among the most…

4 years ago

What Cracked the Earth’s Outer Shell and Started its Plate Tectonics?

Earth's lithosphere is made up of seven large tectonic plates and a number of smaller ones. The theory of plate…

4 years ago

Space Dust Delivered Water to Vesta, Could it Have Done the Same for Earth?

One of the most enduring questions about Earth regards the origins of its water. Where did it come from? One…

4 years ago

3 Billion Years Ago, the World Might Have Been a Waterworld, With No Continents At All

Evidence from an ancient section of the Earth's crust suggest that Earth was once a water-world, some three billion years…

5 years ago