Could the lives of the eight billion people currently on Earth have depended on the resilience of just 1,280 human ancestors who very nearly went extinct 900,000 years ago?
Evolution
Sep 15, 2023
0
465
(Phys.org)—A small team of researchers with the University of New South Wales and Monash University, both in Australia, has developed a theory that suggests tuberculosis may have evolved into a disease as a result of the ...
As small and relatively simple as they may be, even viruses have strategies. Now, researchers in Japan report that they can evaluate two of these strategies through a combination of biology and math, providing a new tool ...
Cell & Microbiology
Jul 30, 2020
0
163
The most robust statistical examination to date of our species' genetic links to "mitochondrial Eve" -- the maternal ancestor of all living humans -- confirms that she lived about 200,000 years ago. The Rice University study ...
Evolution
Aug 17, 2010
35
0
A new discovery explains what determines the number and position of genetic exchanges that occur in sex cells, such as pollen and eggs in plants, or sperm and eggs in humans.
Cell & Microbiology
Aug 3, 2021
0
783
In nature, how do host species survive parasite attacks? This has not been well understood, until now. A new mathematical model shows that when a host and its parasite each have multiple traits governing their interaction, ...
Plants & Animals
Mar 4, 2012
0
0
(PhysOrg.com) -- In 1953, Stanley Miller filled two flasks with chemicals assumed to be present on the primitive Earth, connected the flasks with rubber tubes and introduced some electrical sparks as a stand-in for lightning. ...
Cell & Microbiology
Aug 7, 2009
14
0
In a new multidisciplinary study, researchers at Texas A&M University showed how quantum computing—a new kind of computing that can process additional types of data—can assist with genetic research and used it to discover ...
Molecular & Computational biology
Nov 20, 2023
0
167
Eukaryotic cells—the ones that make up most life as we know it, including all animals, plants and fungi—are highly structured objects.
General Physics
Jan 6, 2023
0
744
Scientists at The University of Manchester have developed an experiment that sheds new and fascinating light on how life on Earth might have begun.
Biochemistry
May 13, 2009
13
0
