Tag: atmosphere
Newly Identified Banded Iron Formation Puts Origins Theories on Horns of a Dilemma
Many claim the Cambrian explosion was triggered by a sudden global increase in oxygen levels.
New Ideas on the Evolution of Photosynthesis Reaction Centers
The serendipity is deafening.
A Panicked Scientist, a Privileged Planet
Our planet’s view of the sun is critical to life, obviously, but equally critical is that it’s a shielded view.
New Geochemical Discoveries Reaffirm Earth as a Privileged Planet
Remember CHONPS — the acronym you learned in high school to remember the elements most important for life?
An Extraterrestrial Spin on the RNA World
The authors argue that RNA molecules appeared in warm little ponds more than 4.17 billion years ago, transported by “meteorites and interplanetary dust particles.”