Laser technology confines light inside a resonator containing a gain medium, a material with quantum properties that can amplify light. As laser resonators are generally far larger than the wavelength of light, lasing inside ...
Red deer on a Scottish island are providing scientists with some of the first evidence that wild animals are evolving to give birth earlier in the year as the climate warms.
Plants & Animals
Nov 5, 2019
0
238
A team of researchers with members from Harvard University and one from the University of California San Diego has carried out experiments with yeast that show more-fit lineages are less tolerant to deleterious mutations ...
How do individuals choose their mates? Why are some more successful at attracting mates than others?
Plants & Animals
Feb 22, 2019
0
40
Charles Darwin's On the Origin of Species (originally published in 1859) shares a deplorable fate with many other classics: it is known to everyone, yet rarely read.
Evolution
May 31, 2018
2
37
Hollywood films and science fiction literature fuel the belief that aliens are other-worldly, monster-like beings, who are very different to humans. But new research suggests that we could have more in common with our extra-terrestrial ...
Astronomy
Nov 1, 2017
37
2036
What are the cause and innate power for the biological evolution? This is a controversial problem from ancient times to now. The interpretation for the evolutionary process is at an ambiguous phase although the academia admitting ...
Archaeology
Apr 20, 2016
0
5
Evolution is often perceived as being a "directional" or "adaptive" process. We often think of species evolving to become stronger or faster, or to have sharper teeth, for example. And we tend to see this as being inherently ...
Evolution
Feb 5, 2015
0
12
Darwin was not a fan of social insects, or at least not of those you're likely to step on or be stung by. Some of these critters—notably ants and termites, and certain wasps, bees and aphids—exhibit a high degree of social ...
Plants & Animals
Jan 13, 2015
19
16
The history of science is full of episodes when a seemingly ludicrous theory is ridiculed, but then slowly gathers evidence and support to move from the fringes to the heart of the scientific consensus. Examples include Darwin's ...
Biochemistry
Nov 3, 2014
0
0
