Latest Robert Hazen Stories
Just eight percent of the nearly 5,000 different types of minerals currently found on Earth were present on or near the planet’s surface when life first originated, according to new research appearing in the latest edition of the American Journal of Science.
A new study focusing on the mineral molybdenite could provide new insight into the way that various geological and biological processes have resulted in changes to the Earth’s chemistry over the years.
Carbon buried in the Earth could ultimately determine the fate of our planetâ€™s atmosphere. So concluded a pioneering meeting last week about the Earthâ€™s long-neglected â€œdeepâ€ carbon cycle.
But which of the countless possible combinations of biomolecules and mineral surfaces were key to this evolution?
- A transitional zone between two communities containing the characteristic species of each.