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On the Trails: Plants that aren't green

Most of us think of plants as being green, at least in summer. The green comes from the pigment chlorophyll, which uses sunlight to knit carbon dioxide and water together, forming carbohydrates that the plant can metabolize...
Kenai artist puts new spin on ancient art form

...test the elasticity of a pot of colored pigment.A wall of smell, beeswax and resin...making, Nelson said.The heated wax and pigment can and has been painted on a variety...yet another artist who layers colored pigment in carefully controlled, deep layers...
Bird Bits: Unusual robins may have seen a bird with a genetic mutation called leucism, which results in abnormal feather color. In leucism, the pigment melanin that affects dark colors is not properly deposited in feathers. Leucism is not an albino genetic condition. If it...
Alaska Science Forum: Maverick red aspens in a world of gold

...have quit refreshing their leaves with chlorophyll, the green pigment that helps capture the sun's energy and allows the tree to...solution of liquid leaves, they determined that a sugary red pigment was indeed present in red and orange aspens, but not in yellow...
Albino robin shows up at raptor center

...are more common. Almost every species of bird has albino or partial albino birds. As with human albinos, albino birds lack pigment in their eyes, which makes them sensitive to light. The pink coloration comes from blood vessels within the eye.About the...
Newborn killer whale spotted in Washington waters

...Individual whales are identified by slight variations in the shape of their dorsal fins and distinctive whitish-gray patch of pigment behind the dorsal fin, called a saddle patch.The whales are given designations based on whether they belong to J, K or...
On the Trails: Ralston Island

...the patterns on the leaves looked like snakeskin.The most colorful ones were the pink coralroot orchids, which lack green pigment and so cannot synthesize their own carbohydrates. They are variously reported to be saprophytic (feeding on decaying organic...
For natural dyes, look to the yard or kitchen

...With a mordant, sumac fruit yields red pigment and indigo yields its classic shades of...the more finely the more colorful the pigment; berries should be mashed with a potato...longer they are boiled, the lighter the pigment, so for darker shades either add more...
Orchids in Southeast Alaska

...corals. Both species produce fairly tall flowering stems with multiple flowers, either pink or yellow. Both lack any green pigment, so they cannot produce their own carbohydrates and are therefore dependent on their mycorrhizal associates for nutrients...
November First Friday: Art walk features monks, disguise, L-shapes, torn paper

University of Alaska Southeast art professor Alice Tersteeg has been tinkering with handmade, pigment-dyed paper creations for the last decade. But "Paper Pleasures," her new show at Annie Kaill's, marks the first time she's...
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