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Zeroing in on the origins of Earth’s “single most important evolutionary innovation”（图）
地球 进化创新 含氧光合作用
2023/6/21
Some time in Earth’s early history, the planet took a turn toward habitability when a group of enterprising microbes known as cyanobacteria evolved oxygenic photosynthesis — the ability to turn light ...
The study of the origin of life occurs at an intersection of chemistry, physics, biology, geology, astronomy, and other fields. Conversations between these fields yield new insight and correct biases ...
Origins of diverse feeding ecologies within Conus, a genus of venomous marine gastropods
Gastropoda Conus molecular phylogeny
2015/12/17
Specialized predators on polychaetes, fishes, hemichordates or other molluscs, members of the predominantly
tropical gastropod genus Conus diversified rapidly during the Miocene to consti...
The Hawaiian Islands are renowned for some
of the most spectacular species radiations in the world. Most of
these radiations have been attributed to single colonization
events, although the evidenc...
COMPARATIVE PHYLOGEOGRAPHY OF THREE CODISTRIBUTED STOMATOPODS: ORIGINS AND TIMING OF REGIONAL LINEAGE DIVERSIFICATION IN THE CORAL TRIANGLE
Allopatric speciation biodiversity center of origin
2015/12/17
The Indonesian-Australian Archipelago is the center of the world's marine biodiversity. Although many
biogeographers have suggested that this region is a "center of origin," criticism of this theory...
Anyone who's ever noticed a water puddle drying in the sun has seen an environment that may have driven the type of chemical reactions that scientists believe were critical to the formation of life on...
Brassica plants have been bred for centuries and result in produce and products diverse enough to show up in supermarkets all over the world. Brassica napus, more commonly known as rapeseed or canola,...
The genetic origins of high-altitude adaptations in Tibetans（图）
Tibetans high-altitude adaptations
2014/3/21
Genetic adaptations for life at high elevations found in residents of the Tibetan plateau likely originated around 30,000 years ago in peoples related to contemporary Sherpa. These genes were passed o...
The discovery of a Stone Age man with the genes for blue eyes and dark skin has revealed that blue eye colour is likely to have spread through the European population earlier than fair skin.
While most school children understand that green plants photosynthesize, absorb carbon dioxide and produce oxygen, few people consider the profound global-scale effects that photosynthesis has had on ...
The Structure of Origins
ribozyme RNA molecules
2007/3/22
Mar 20, 2007，Researchers at the University of California, Santa Cruz, have determined the three-dimensional structure of an RNA enzyme, or "Mar 20, 2007，Researchers at the University of California, Sa...
Research suggests new origins for Polynesian pig
human genetic Polynesian pig Anthropology
2007/3/19
19 March 2007，New research from the universities of Auckland, Oxford, Durham and Adelaide suggests the origin of the pigs carried into the Pacific region by Polynesian ancestors can be traced back to ...
8 February 2007，A team of scientists from the University of Cambridge have discovered that the ubiquitous bacteria that causes most painful stomach ulcers has been present in the human digestive syste...
Cellular Origins Researcher Irene Chen Wins GE & Science Grand Prize（图）
Life Scientists Cellular Irene Chen
2006/12/14
11 December 2006，Irene Chen has been awarded the prestigious 2006 GE & Science Grand Prize for Young Life Scientists for her essay, "The Emergence of Cells During the Origin of Life," which was publis...
：Origins of Life - New Approach Helps Expand Study of Living Fossils（图）
Origins of Life Living Fossils living organisms
2006/11/22
November 17, 2006，A new article reveals how Dr. Miriam Andres' stromatolite investigation has begun to "fingerprint" ancient microbial pathways offering a new way to explore the origins of these livin...