Information processing: Adding a touch of color
Creating a high-quality realistic color image from a grayscale picture can be challenging. Conventional methods typically require the users input, either by using a scribbling tool to color the image ...
Australian researchers show flower color evolution driven by bee preferences
I'm bright red and I taste foul -- the message behind color and the ladybird's spots
(Phys.org) -- To humans they might be pretty and small, the inspiration for nursery rhymes and children's clothing, but the redder the lady bird, the worse it tastes to the bird which tries to eat it, an international ...
Hubble sees a celestial swan and butterfly
(Phys.org) -- This image from the Hubble Space Telescope shows planetary nebula NGC 7026. Located just beyond the tip of the tail of the constellation of Cygnus (The Swan), this butterfly-shaped cloud of glowing ...
Practical tool can 'take pulse' of blue-green algae status in lakes
Scientists have designed a screening tool that provides a fast, easy and relatively inexpensive way to predict levels of a specific toxin in lakes that are prone to blue-green algal blooms.
NHK shows downsized Super Hi-Vision video camera
Seeing color traced back to genetic mutations
From the inside of our heads, it feels as if colors are intrinsic aspects of the outside world and our eyes are beautifully designed to see them. But we humans are merely sampling the possible ways of sensing the spectrum ...
Pixel Qi says it has a tablet screen as good as iPad' Retina but uses far less power
MESSENGER reveals Mercury’s colors
The subtle yet surprisingly varied colors of Mercury are revealed in the latest images from NASAs MESSENGER spacecraft, now in its extended mission and second year in orbit.
Parasite arms race spurs color change in bird eggs
The eggs laid by two African bird species have evolved different color patterns over a period of just 40 years, according to new research published in The American Naturalist. The quick change appears to be ...
Review: Warming up to photo-sharing app Instagram
(AP) -- I was skeptical, even horrified, when I first heard about the photo-sharing craze Instagram more than a year ago. As a journalist trained to reject alterations in words and pictures, I didn't get ...
Review: New iPad screen is eye-opening upgrade
(AP) -- Beware the new iPad, not because it's an inferior product, but because it's a superior one. Using one is like living the life of a millionaire for a day, then getting dumped back in your regular life. Your eyes are ...
First look: New iPad's changes welcome, but a bit underwhelming
It's appropriate that Apple Inc. is calling the updated version of its hit tablet simply "the new iPad," rather than "iPad 3."
Hummingbirds take no notice of flower color
Hummingbirds pay no attention to what colour a flower is when figuring out whether to raid it for nectar, the latest research suggests.