New clues emerging from fossils found in the oldest soils on Earth suggest that multicellular, land-dwelling organisms possibly emerged much earlier than thought.
Archaeology
Jan 8, 2019
0
73
Microorganisms living underneath the surface of the earth have a total carbon mass of 15 to 23 billion tons, hundreds of times more than that of humans, according to findings announced by the Deep Carbon Observatory and coauthored ...
Earth Sciences
Dec 10, 2018
0
24
Can tumors teach us about animal evolution on Earth? Researchers believe so, and now present a novel hypothesis of why animal diversity increased dramatically on Earth about a half-billion years ago. A biological innovation ...
Ecology
Jan 19, 2018
0
9
What are the closest relatives of humans? What is the common origin of multicellular life? What is the source of disease-causing germs that can lead to devastating epidemics? Since the beginnings of modern research into evolution, ...
Evolution
Sep 7, 2017
0
3
Just as a boat can be driven off course by a log in its path, a single, random mutation can send life in a new direction. That scenario, says University of Oregon biochemist Ken Prehoda, illustrates how a random mutation ...
Biochemistry
Nov 16, 2016
0
929
If the origin of life is common on other worlds, the universe should be a cosmic zoo full of complex multicellular organisms. Dirk Schulze-Makuch, a Washington State University astrobiologist, uses the evolution of Earth ...
Evolution
Jul 11, 2016
1
29
Researchers said Tuesday they had uncovered fossils showing that complex life on Earth began more than 1.5 billion years ago, nearly a billion years earlier than previously thought.
Evolution
May 17, 2016
0
2067
Throughout the history of life on Earth, multicellular life evolved from single cells numerous times, but explaining how this happened is one of the major evolutionary puzzles of our time. However, scientists have now completed ...
Cell & Microbiology
Apr 25, 2016
0
72
Homing in on when life on Earth evolved from single-celled to multicellular organisms is no easy task. Organisms that old lacked many distinguishing characteristics of modern life forms, making their fossils exceptionally ...
Paleontology & Fossils
Mar 23, 2016
0
199
A study published today finds a surprising and very recent shift away from the steady relationship among species that prevailed for more than 300 million years.
Ecology
Dec 16, 2015
3
46
