A paper published in the Proceedings of the National Academy of Sciences describes "a missing law of nature," recognizing for the first time an important norm within the natural world's workings.
Evolution
Oct 16, 2023
14
4087
An international multi-disciplinary team coordinated by Abderrazak El Albani at the Institut de chimie des milieux et matériaux de Poitiers (CNRS/Université de Poitiers) has uncovered the oldest fossilised traces of motility. ...
Earth Sciences
Feb 11, 2019
5
475
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
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
When life on Earth first emerged about 4 billion years ago, it was simple by today's standards.
Biochemistry
Oct 22, 2010
82
0
The biological world around us is dominated by multicellular plants and animals. All of these intricate forms have evolved from far simpler, single celled ancestors.
Cell & Microbiology
Nov 6, 2014
93
0
(Phys.org)—For a long time, biologists have considered sex to be an inherent trait of multicellular life, while microbial eukaryotes were considered to be either optionally sexual or purely clonal. From this perspective, ...
Scientists are discovering ways in which single cells might have evolved traits that entrenched them into group behavior, paving the way for multicellular life. These discoveries could shed light on how complex extraterrestrial ...
Cell & Microbiology
Feb 5, 2015
44
42
When astrobiologists contemplate life on nearby planets or moons, they often suggest such life would be simple. Instead of there being some kind of multicellular organism on, say, Jupiter's moon Europa, scientists instead ...
Cell & Microbiology
Dec 9, 2014
95
0
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
