Several billion years ago, as the recently formed planet Earth cooled down from a long and brutal period of heavy meteor bombardment, pools of primordial muck began to swirl with the chemical precursors to life.
Materials Science
Nov 12, 2018
0
75
Researchers from the Georgia Institute of Technology may have made headway in helping determine the origin of life by identifying three different molecules that self-assemble to form a molecular structure with features characteristic ...
Biochemistry
Sep 17, 2018
9
768
For some time, scientists have known that Mars was once a much warmer and wetter environment than it is today. However, between 4.2 and 3.7 billion years ago, its atmosphere was slowly stripped away, which turned the surface ...
Space Exploration
Sep 14, 2018
0
41
Yale researchers have provided a new explanation for why Earth's early climate was more stable and warmer than it is today.
Earth Sciences
Aug 9, 2018
0
77
The oxygenation of Earth's atmosphere was thanks, in part, to iron and silica particles in ancient seawater, according to a new study by geomicrobiologists at the University of Alberta. But these results solve only part of ...
Earth Sciences
Aug 7, 2018
0
177
Early Earth was a hot, gaseous, dusty and dynamic planet with an atmosphere and an ocean. Then its surface cooled and stabilized enough for clouds, landmasses and early life to form about four billion years ago, during what's ...
Earth Sciences
Aug 7, 2018
0
212
Research led by Kuhan Chandru and Jim Cleaves from the Earth-Life Science Institute at Tokyo Institute of Technology, Japan, has shown that reactions of alpha-hydroxy acids, similar to the alpha-amino acids that make up modern ...
Biochemistry
Jun 14, 2018
0
16
The early Earth might have been habitable much earlier than thought, according to new research from a group led by University of Chicago scientists.
Earth Sciences
Jun 5, 2018
1
205
Montana State University scientists have found a new lineage of microbes living in Yellowstone National Park's thermal features that sheds light on the origin of life, the evolution of archaeal life and the importance of ...
Cell & Microbiology
May 15, 2018
3
1007
Around 4 billion years ago, Earth was an inhospitable place, devoid of oxygen, bursting with volcanic eruptions, and bombarded by asteroids, with no signs of life in even the simplest forms. But somewhere amid this chaotic ...
Earth Sciences
Apr 9, 2018
0
69
