Forensic chemist Jan Halámek is proving that our own perspiration not only gives away how drunk we are—but if we are high, too.
Analytical Chemistry
Jan 6, 2020
1
251
More than a century ago, early geneticists showed that the inheritance of a single mutation by fruit flies can change the insect's body color and simultaneously disrupt its mating behavior.
Evolution
Oct 15, 2019
0
26
Fish use colorful patterns to signal to each other, including advertising for mates and warding off rivals. Studying these colors, especially in small and squirmy species, sometimes entails anesthetizing and photographing ...
Plants & Animals
Oct 4, 2019
0
15
Enticed by the brilliant green hues of copper acetate and copper resinate, some painters in the Renaissance period incorporated these pigments into their masterpieces. However, by the 18th century, most artists had abandoned ...
Materials Science
Oct 2, 2019
0
11
A chameleon can alter the color of its skin so it either blends into the background to hide or stands out to defend its territory and attract a mate. The chameleon makes this trick look easy, using photonic crystals in its ...
Nanophysics
Sep 11, 2019
0
175
A thin film that reflects light in intriguing ways could be used to make road signs that shine brightly and change color at night, according to a study that will be published on Aug. 9 in Science Advances.
Polymers
Aug 9, 2019
15
235
It is difficult to distinguish caterpillars of the peppered moth from a twig. The caterpillars not only mimic the form but also the color of a twig. In a new study, researchers of Liverpool University in the UK and the Max ...
Plants & Animals
Aug 5, 2019
0
935
The simplest home medical tests might look like a deck of various silicon chips coated in special film, one that could detect drugs in the blood, another for proteins in the urine indicating infection, another for bacteria ...
Analytical Chemistry
Jun 11, 2019
0
146
Did you know that many different types of tea come from the same plant?
Other
Apr 11, 2019
0
12
In the blink of an eye, squid can change from sandy brown to vibrant red or ripple with bright metallic rainbows. Their color-changing abilities (and those of their fellow cephalopods, octopus and cuttlefish) are more sophisticated ...
Plants & Animals
Mar 6, 2019
0
96
