Bats keep separate households
(PhysOrg.com) -- The use of different resources by males and females exacerbates the estimation of population sizes. However, the monitoring of population sizes, particularly for rare and threatened species, ...
Cantor exhibition depicts how ancient world used color, how science reveals the faded past
With the silent attentiveness of a physician, Ivy Nguyen passes her hands over the recumbent white lady in the darkened lab. She cradles a handheld black light in her fingers.
New silkworm diet produces colored silk and possible medical advantages
Magnetic chameleons: New displays that change color under the influence of magnets
Chinese researchers have created microscopic capsules that change color when a magnetic field is applied. When the capsules are collected into an array, magnetic fields can be used to create colored patterns ...
You could be taking color pictures in the dark by the end of the year
Hair dyeing poised for first major transformation in 150 years
Technological progress may be fast-paced in many fields, but one mundane area has been almost left in the doldrums for the last 150 years: The basic technology for permanently coloring hair. That's the conclusion of an analysis ...
Evolution in action: Observing a split in the butterfly family tree
Larry Gilbert got hooked on observing butterflies when he was a just a kid.
Agouti gene may generate patterns from stripes to spots in vertebrates
(PhysOrg.com) -- Scientists at Harvard University are moving closer to answering some age-old questions. How did the leopard get its spots? How did the zebra get its stripes?
Skin color: Handy tool for teaching evolution
Variations in skin color provide one of the best examples of evolution by natural selection acting on the human body and should be used to teach evolution in schools, according to a Penn State anthropologist.
Researchers solve color mystery of blue-feathered penguins
(PhysOrg.com) -- Researchers from The University of Akron and their colleagues have made an out-of-the-blue discovery.
Forensic test to identify hair color from DNA
Watch out would-be criminals, because new tools are on the way that could make crime pay even less. A group of European researchers has laid the foundation for a test that can identify hair color from DNA ...
Color-changing bacterium inside the pea aphid
A bacterium that can live symbiotically inside the pea aphid, Acyrthosiphon pisum, is able to change the insects body color from red to green, a RIKEN-led team of molecular entomologists has found. Becaus ...
Do synthetic food colors cause hyperactivity?
Food coloring is the reason glace cherries are red rather than beige and that children's tongues sometimes appear freakishly blue. But man-made dyes may do more than make processed food look vibrant and whimsical. Some blame ...
Consumers prefer products with few, and mostly matching, colors
Most people like to play it safe when combining colors for an article of clothing or outfit, a new study suggests.