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Parasite and Bacterium Illustrate Convergent Evolution: Both Hijack Cells' 'Post Office'
December 13, 2010 — Protozoan parasite Toxoplasma gondii and pathogenic bacterium Chlamydia trachomatis exemplify convergent evolution, development of similar biological trait in unrelated lineages, according to new ... > full story -
Shoo, Fly! Catnip Oil Repels Bloodsucking Flies
December 8, 2010 — Catnip, the plant that attracts domestic cats like an irresistible force, has proven 99 percent effective in repelling the blood-sucking flies that attack horses and cows, causing $2 billion in ... > full story -
Sumatran 'Tiger Map' Reveals Tiger Population Higher Than Expected
December 6, 2010 — Scientists have created the highest resolution map of Sumatran tiger distribution ever produced, revealing that the island now hosts the second largest tiger population on ... > full story -
Dogs Have Bigger Brains Than Cats Because They Are More Sociable, Research Finds
November 27, 2010 — Over millions of years dogs have developed bigger brains than cats because highly social species of mammals need more brain power than solitary animals, according to a new ... > full story -
Online Atlas Shows Climate Change Impact on Forest Distribution Patterns in Iberian Peninsula
November 25, 2010 — Researchers in Spain have developed the Suitability Atlas of Woody Plants of the Iberian Peninsula, a series of digital maps available online which for the first time reveal the present and future ... > full story -
Tigers and Polar Bears Are Highly Vulnerable to Environmental Change
November 24, 2010 — Large predators are much more vulnerable than smaller species to environmental changes, such as over-hunting and habitat change, because they have to work so hard to find their next meal, according ... > full story -
Paw Prints and Feces Offer New Hope for Saving Tigers
November 18, 2010 — How many tigers are left in the wild can now be monitored accurately from their paw prints and scat (feces), ecologists have shown for the first time. The new technique at last gives conservationists ... > full story -
Cats Show Perfect Balance Even in Their Lapping
November 11, 2010 — Cats' gravity-defying grace and exquisite balance extends even to the way they lap milk, say researchers. They analyzed the way cats lap and found that felines of all sizes take advantage of a ... > full story -
Engineered Plants Make Potential Precursor to Raw Material for Plastics
November 8, 2010 — Scientists report engineering a plant that produces industrially relevant levels of compounds that could potentially be used to make ... > full story -
BPA Levels in US Foods 1,000 Times Less Than Limits, Study Finds
November 2, 2010 — For the first time in the United States, researchers are reporting in a peer-reviewed scientific journal detection of Bisphenol A (BPA) in fresh and canned food as well as food wrapped in plastic ... > full story
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