Birds of a feather really do flock together
A species of tiny bird, found on a small island has evolved into five different color variations depending on where on the island it lives.
A species of tiny bird, found on a small island has evolved into five different color variations depending on where on the island it lives.
Evolution
Mar 10, 2020
0
5
Researchers have generated a wide range of colors from a single laser after discovering a new process for achieving so-called "supercontinuum generation."
Optics & Photonics
Mar 9, 2020
2
3249
It is a spectacular butterfly breed with an intriguing back story—now scientists have revealed how male-killing bacteria are helping to create a dazzling hybrid of the African monarch.
Evolution
Feb 28, 2020
0
249
Being inconspicuous might seem the best strategy for spiders to catch potential prey in their webs, but many orb-web spiders, which hunt in this way, are brightly coloured. New research finds their distinct yellow and black ...
Ecology
Feb 11, 2020
0
6
ETH researchers are making chocolates shimmer in rainbow colors without the addition of colorants. They have found a way to imprint a special structure on the surface of the chocolate to create a targeted color effect.
Materials Science
Dec 19, 2019
1
73
South Africa is becoming infamous on the world stage for its violent, even deadly, xenophobia. Attacks periodically erupt. Often the targets are African foreign nationals as well as Bangladeshis and Pakistanis.
Social Sciences
Dec 16, 2019
1
2
By analysing almost daily water samples taken from the same river from 1940 until today, researchers at Lund University in Sweden have confirmed their hypothesis that the browning of lakes is primarily due to the increase ...
Environment
Dec 11, 2019
0
8
Artificial light influences the behavior of many nocturnal animals such as bats, which are very sensitive to all types of lighting. Particularly critical is the illumination of natural caves in which bats roost. Cave illumination ...
Plants & Animals
Dec 11, 2019
1
3
As part of European project Barbara, UA researchers have extracted innovative natural substances with antimicrobial effect, fragrance release, and new colors and optical effects.
Materials Science
Dec 11, 2019
0
15
Physicists at the University of Alberta have created a molecular colourant that can emit light in a wider range of colours than any other molecule currently available.
Optics & Photonics
Dec 11, 2019
0
73