Female pronghorns choose mate based on substance as well as show
When a female animal compares males to choose a mate, she can't order a laboratory genetic screen for each suitor. Instead, she has to rely on external cues that may indicate genetic quality. Until now, biologists have focused on elaborate ornaments, such as the peacock's tail, as cues that females might use. The thorny problem has been to explain how the correlation between male genetic q...Vanishing beetle horns have surprise function
The function of horned beetles' wild protrusions has been a matter of some consternation for biologists. Digging seemed plausible; combat and mate selection, more likely. Even Charles Darwin once weighed in on the matter, suggesting -- one imagines with some frustration -- the horns were merely ornamental. In this month's American Naturalist (Dec. 2006) and the Nov. 2006 issue of Evolutio...Scientists crack rhino horn riddle
Rhinoceros horns have long been objects of mythological beliefs. Some cultures prize them for their supposed magical or medicinal qualities. Others have used them as dagger handles or good luck charms. But new research at Ohio University removes some of the mystique by explaining how the horn gets its distinctive curve and sharply pointed tip. Scientists have discovered new details about t...Bigger horns equal better genes
"The size of the horns reliably advertises the genetic quality of the ib...Take it if you can - Tough Times in Life Churn out Greenhorns
If you thought that, people who actually face tough times in life, are better equipped to steer through the pathways in life, a startling study has revealed exactly// the contrary. A finding from the University of Leicester has revealed that such people are the ones who are vulnerable to deception rather than those who have grown up protected. A six-month study in the University's Schoo...Chornobyl Incident Proved Increased Risk of Thyroid Cancer from Radioactive Iodine
As an added value to the several previous studies, Geoffrey R. Howe, Ph.D., of Columbia University in New York, and his colleagues have revealed that exposure// to radioactive substances increased cancer risks in teens and kids. After the chornobyl radiation-accident, a study conducted to examine the cancer prevalence showed an increased risk of thyroid cancer in children and adolescent...Taking The Bull By The Horns- Australia To Tackle Bullying In Schools
Australian Prime Minister John Howard, who raised concerns about school bullying has decided to give more power to school principals to equip them against the menace. The Prime Minister will announce this move at a meet unveiling the Governments new education agenda. Yet, critics of the Prime Minister like the Labor party, school principals and the Australian Education...Protestors Strip, Don Horns Against Spain's Running of the Bulls
Hundreds of animal rights activists took part in a "Running of the Nudes" Thursday to protest the traditional running of the bulls ceremony in the Spanish town of Pamplona . The demonstrators ran stripped to their underwear and sporting plastic horns, as well as the traditional red bandana worn by those who take part in the famous Spanish event. The running of the bull...Thornton Phacoemulsification Spatula
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