The type of carbon is associated with biological processes on Earth. Curiosity scientists offer several explanations for the unusual carbon signals.
Space Exploration
Jan 19, 2022
0
83
Mere spoonsful of soil pulled from Canada's permafrost are opening vast windows into ancient life in the Yukon, revealing rich new information and rewriting previous beliefs about the extinction dynamics, dates and survival ...
Paleontology & Fossils
Dec 8, 2021
3
8131
Mars explorers searching for signs of ancient life could be fooled by fossil-like specimens created by chemical processes, research suggests.
Planetary Sciences
Nov 16, 2021
5
240
While analyzing some of the world's oldest colored gemstones, researchers from the University of Waterloo discovered carbon residue that was once ancient life, encased in a 2.5 billion-year-old ruby.
Earth Sciences
Oct 21, 2021
0
1145
NASA's Perseverance Mars rover has now collected two rock samples, with signs that they were in contact with water for a long period of time boosting the case for ancient life on the Red Planet.
Planetary Sciences
Sep 11, 2021
8
730
A new analysis of 2.5-billion-year-old rocks from Australia finds that volcanic eruptions may have stimulated population surges of marine microorganisms, creating the first puffs of oxygen into the atmosphere. This would ...
Earth Sciences
Aug 26, 2021
0
1128
Research in recent years has revealed that microorganisms inhabit fractured rocks of the continental and oceanic crust to depths of several kilometers, and that they have done so for millions of years. In a new study published ...
Earth Sciences
Jun 3, 2021
0
31
As NASA's Perseverance rover begins its search for ancient life on the surface of Mars, a new study suggests that the Martian subsurface might be a good place to look for possible present-day life on the Red Planet.
Astrobiology
Apr 22, 2021
12
901
Curtin University researchers studying one of the oldest collections of ancient animal bones in the world have used DNA still present in the bones to identify 17 animal species, including two rodents previously not known ...
Evolution
Feb 8, 2021
0
233
Step into your new, microscopic time machine. Scientists at the University of Colorado Boulder have discovered that a type of single-celled organism living in modern-day oceans may have a lot in common with life forms that ...
Cell & Microbiology
Jan 6, 2021
1
526
