The "Great Oxygenation Event" (GOE), the process whereby the Earth's atmosphere was continuously enriched with oxygen, a waste product of photosynthesis, began ~2.43 billion years ago. The source, according to science, was ...
Evolution
Apr 19, 2021
0
1537
Some RNA molecules spend time in a restful state akin to hibernation rather than automatically carrying out their established job of delivering protein-building instructions in cells, new research suggests.
Cell & Microbiology
Aug 27, 2012
11
0
Two new enzymes can break down one of the most common single-use plastics, according to the study "Modulating biofilm can potentiate activity of novel plastic-degrading enzymes" by Brunel University London published in the ...
Cell & Microbiology
Oct 16, 2023
0
45
In about a third of the global ocean, the abundance of life is limited by a dearth of biologically available iron. The supply of iron to a region that is depleted in this important nutrient can stimulate algal productivity, ...
Earth Sciences
Mar 12, 2013
2
0
A remarkable discovery in the high forests of Mount Kenya has unveiled a new species of toad, known as the Kenyan volcano toad (Kenyaphrynoides vulcani). This finding is shedding light on the mysterious evolutionary history ...
Evolution
Nov 9, 2023
0
38
Scientists who have just returned from an expedition to an erupting undersea volcano near the Island of Guam report that the volcano appears to be continuously active, has grown considerably in size during the past three ...
Earth Sciences
May 5, 2009
3
0
(HealthDay) -- The pleasurable feeling known as "runner's high" that's triggered by aerobic exercise may have played a role in the evolution of humans' ability to run long distances, a new study suggests.
Other
May 9, 2012
5
0
Rice University's Peter Wolynes and his research team have unveiled a breakthrough in understanding how specific genetic sequences, known as pseudogenes, evolve. Their paper was published May 13 in the Proceedings of the ...
Evolution
May 13, 2024
0
125
A decade ago, gene expression seemed so straightforward: genes were either switched on or off. Not both. Then in 2006, a blockbuster finding reported that developmentally regulated genes in mouse embryonic stem cells can ...
Cell & Microbiology
Aug 11, 2013
0
0
Facing starvation and stress conditions, some bacteria enter a dormant state in which life processes stop. Shutting down into a deep dormancy allows these cells, called spores, to withstand punishing extremes of heat, pressure ...
Cell & Microbiology
Oct 6, 2022
0
226
