Refine Search

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...
On the Trails: Being a flower

...which are found where the herbivores are scarce. Just how this works is unclear: There might be some direct protection by the pigments, or there may be an association between the genes for flower color and the ability of the plant to defend itself, or perhaps...
What's in Bloom: Fall!

...Cooler temperatures break down chlorophyll in leaves to reveal pigments that have been in the leaves all along, but have been masked...of chlorophyll. These now-exposed yellow, red and orange pigments give us the wonderful fall colors in some of our deciduous...
Alaska Science Forum: Maverick red aspens in a world of gold

...chlorophyll allows the quiet pigments in the leaf to express themselves...xanthophylls) and orange pigments (carotenoids). Reds and...determined that a sugary red pigment was indeed present in red trees invest in creating pigments other than energy-gathering...
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...
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...
For natural dyes, look to the yard or kitchen

...2000 BC.Now, these homemade pigments - some long abandoned in favor...mordant, sumac fruit yields red pigment and indigo yields its classic...finely the more colorful the pigment; berries should be mashed...are boiled, the lighter the pigment, so for darker shades either...
Hot and cold wax art on display at Kenai cafe

...course, salmon themes.Encaustic painting, also known as hot wax painting, involves using heated beeswax to which colored pigments are added. The wax is then applied to a surface; Nelson uses wooded cradled paneled frames. The technique was used in the...
Albino robin shows up at raptor center

...partial albino birds. As with human albinos, albino birds lack pigment in their eyes, which makes them sensitive to light. The pink...leucism and is a genetic mutation that prevents melanin and other pigments from being deposited in feathers. This can show up in white...


  • Switchboard: 907-586-3740
  • Circulation and Delivery: 907-586-3740
  • Newsroom Fax: 907-586-3028
  • Business Fax: 907-586-9097
  • Accounts Receivable: 907-523-2270
  • View the Staff Directory
  • or Send feedback