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?
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 ...
Hair color of unknown offenders is no longer a secret
The hair color of an unknown perpetrator who has committed a crime will soon no longer be a secret for forensic investigators. Erasmus MC scientists, in collaboration with their Polish colleagues, have discovered that DNA ...
Scientists find that in the evolutionary mating game, brawn and stealth rule
When prowling for a hook up, it's not always the good-looker who gets the girl. In fact, in a certain species of South American fish, brawn and stealth beat out colorful and refined almost every time.
The role of color in animal courtship uncovered
Researchers at UQ's Queensland Brain Institute are one step closer to unlocking the role of color in animal courtship rituals after identifying a unique feather structure in birds of paradise.
Logo color affects consumer emotion toward brands, study finds
Many studies have shown that a company's logo is one of the most important aspects of marketing and advertising a brand, or features that distinctly identifies a company's product or service from its competitors. ...
Mathematically correcting over- and underexposure in photographs
Almost anyone with a camera or smartphone is sure to have noticed that taking pictures in bright conditions, such as a sunny day, can cause a loss of highlight details (or overexposure) in bright regions and a loss of shadow ...
Gadget Watch: The desk that tells you to stand up
Sitting down all day is bad for you, or so doctors say. There's been a burst of interest in standing desks, but they're not that easy to use, and it's hard to motivate sitters to stand.
Scientists describe two new gorgonian soft coral species
Gorgonians are a type of soft corals easily distinguishable by the complex branching shape, which has also probably inspired their name, coming from the Gorgon Medusa- a creature from the Greek mythology ...
Nanostructures filter light to order
Arrays of nanoscale pillars made to reflect light of a selected color could find application as optical filters in digital cameras.
Physicists patent method to change skin-color perception
How someone perceives color is determined by how the item they are looking at scatters and emits light. In August, three City College of New York physicists affiliated with the Institute for Ultrafast Spectroscopy ...
Lake Tahoe clarity improves, outlook not so clear
While clarity improved at Lake Tahoe for a second straight year in 2012, long-term trends show that climate change is impacting the Lake Tahoe Basin with drier years, less precipitation, higher lake temperatures ...