What would happen if the hands of time were turned back to an arbitrary point in our evolutionary history and we restarted the clock? American paleontologist Stephen Jay Gould proposed this famous thought experiment in the ...
Evolution
Jun 6, 2019
10
47
Researchers analyzed video from remote camera-trap devices placed in ape-populated forests throughout Africa to see how wild apes would react to these unfamiliar objects. Responses varied by species and even among individuals ...
Plants & Animals
Mar 14, 2019
10
1605
Genetic manipulation that more than doubles lifespan also leads to better offspring—according to new collaborative research from the University of East Anglia and Uppsala University.
Evolution
Mar 4, 2019
0
138
Nearly seventy years after myxomatosis decimated the rabbit populations of Australia, Britain and France, a new study reveals how the species has evolved genetic resistance to the disease through natural selection.
Biotechnology
Feb 14, 2019
0
121
For nearly 100 years, biologists have argued about how exactly natural selection can possibly work. If nature selects the individuals with the best genes, then why aren't all organisms the same? What maintains the genetic ...
Evolution
Dec 13, 2018
0
73
Environmental damage caused by human activity can reduce the number of plant and animal species dramatically. At the same time, very little is known about how biodiversity recovers after ecosystem pollution is curtailed and ...
Plants & Animals
Dec 5, 2018
0
74
Predators have been identified as the shaping force behind mutually beneficial relationships between species such as clownfish and anemones.
Plants & Animals
Nov 28, 2018
0
4
Modern medicine's ability to keep us alive makes it tempting to think human evolution may have stopped. Better healthcare disrupts a key driving force of evolution by keeping some people alive longer, making them more likely ...
Evolution
Nov 14, 2018
3
100
Many wild and cultivated plants arise through the combination of two species. The genome of these so-called polyploid species often consists of a quadruple set of chromosomes—a double set for each parental species—and ...
Plants & Animals
Sep 25, 2018
0
82
Side-blotched lizards in most of the Mojave Desert have tan and brown markings that blend in well with their desert surroundings. On the Pisgah Lava Flow, however, one finds a very different population of side-blotched lizards, ...
Evolution
Sep 6, 2018
4
252
