Hadean Eon
The Early Earth Wasn’t Completely Terrible
Earth formed 4.54 billion years ago. The first period of the history of the Earth was known as the Hadean…
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…
There’s a Vast Microbial Ecosystem Underneath the Crater that Wiped Out the Dinosaurs
How did life arise on Earth? How did it survive the Hadean eon, a time when repeated massive impacts excavated…
All Life on Earth is Made up of the Same 20 Amino Acids. Scientist Now Think They Know Why
A new study has shown that the building blocks of life (amino acids) may have come together more easily than…
One of the Oldest Earth Rocks Turned up on the Moon, of all Places
A recent study has determined that the oldest sample of Earth rock ever discovered (~4 billion years old) was actually…
Early Earth Was Almost Entirely Underwater, With Just A Few Islands
Ancient grains of the mineral zircon help researchers paint a picture of Earth in the Hadean Eon, and that picture…
Newly Found Ancient Fossils Show Possibilities For Finding Martian Life
Fossils discovered in Greenland - which are 3.7 billion years old - are the oldest evidence of life on Earth…
Solar System History: How Was the Earth Formed?
Just how did the Earth -- our home and the place where life as we know it evolved -- come…
Earth May Have Lost Some Primoridial Atmosphere to Meteors
During the Hadean Eon, some 4.5 billion years ago, the world was a much different place than it is today.…