Asteroid Dust Triggered an Explosion of Life on Ancient Earth0
- Ancient Archeology, From Around the Web, Space
- September 19, 2019
466 million years ago, the break-up of a large space rock may have led to major changes in our planet’s biodiversity
466 million years ago, the break-up of a large space rock may have led to major changes in our planet’s biodiversity
Planetary researchers believe that our Moon was created more than 4.4 billion years ago in a catastrophic collision between proto-Earth and a hypothetical planet-sized body known as Theia. According to new research, our planet received the bulk of its carbon, nitrogen, sulfur and other life-essential elements from that planetary collision.
There is a lot of history on Earth alone, so how do you explain it all to an extraterrestrial?
The biophysicist Jeremy England made waves in 2013 with a new theory that cast the origin of life as an inevitable outcome of thermodynamics.
Want to find some ancient fossils? Scratch yourself. Many of the genes in our cells evolved billions of years ago and a few of them can be traced back to the last common ancestor of all life.