Related topics: light

Dog coat patterns have ancient origin

Dogs come in all shapes and sizes, but variations in color patterns provide some of their most distinctive characteristics. A newly released study sheds light on a subset of these patterns, unexpectedly leading to new questions ...

Scientists reveal why blueberries are blue

Tiny external structures in the wax coating of blueberries give them their blue color, researchers at the University of Bristol can reveal. This applies to a lot of fruits that are the same color including damsons, sloes ...

Pigment discovery expanding into new colors

Chemists at Oregon State University have discovered that the same crystal structure they identified two years ago to create what may be the world's best blue pigment can also be used with different elements to create other ...

Rosetta: OSIRIS detects hints of ice in the comet's neck

The Hapi region on the neck of Rosetta's comet 67P/Churyumov-Gerasimenko reflects red light less effectively than most other regions on the comet. It thus appears slightly blueish. The Hapi region is located between the comet's ...

Chameleon inspires 'smart skin' that changes color in the sun

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 ...

Taking cues from nature to develop colors that do not fade

Imagine a favorite T-shirt that does not dull with time, or a car that never needs a new coat of paint. A study done at The University of Akron may be able to make this a reality in the near future. Research performed at ...

Samsung Launches World's First RGB LED Data Projector

Samsung Electronics today announced the launch and availability of the world’s first RGB LED data projector with 1,000 ANSI lumens. With no lamp to replace, the SP-F10M has an LED light source that promises a lifespan of ...

How do you feel? Video of your face may tell all

Rice University researchers are developing a highly accurate, touch-free system that uses a video camera to monitor patients' vital signs just by looking at their faces. The technique isn't new, but engineering researchers ...

Building a better light bulb

Scientists study the movement of charge carriers to design an organic LED that is energy efficient and still casts a warm, natural glow.

page 22 from 40