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Call for Global Monitoring of Infectious Diseases in Dogs and Cats
November 12, 2012 — Most emerging infectious diseases of humans come from animals. International health agencies monitor these diseases, but they do so only for humans and livestock, not for companion dogs and cats. A ... > full story -
Massive Volcanic Eruption Puts Past Climate and People in Perspective
November 5, 2012 — The largest volcanic eruption on Earth in the past millions of years took place in Indonesia 74,000 years ago and researchers can now link the colossal eruption with the global climate and the ... > full story -
New Study Sheds Light on How and When Vision Evolved
October 29, 2012 — Opsins, the light-sensitive proteins key to vision, may have evolved earlier and undergone fewer genetic changes than previously believed, according to a new ... > full story -
Lucy and Selam's Species Climbed Trees: Australopithecus Afarensis Shoulder Blades Show Partially Arboreal Lifestyle
October 25, 2012 — Australopithecus afarensis was an upright walking species, but the question of whether it also spent much of its time in trees has been the subject of much debate. For the first time, scientists have ... > full story -
Genetic Causes of a Male Infertility Disorder Revealed
October 25, 2012 — Severe spermatogenic failure is a genetic condition that causes low sperm count and infertility. Researchers have gained new insights into the genetic alterations that cause this disorder and their ... > full story -
Grandmas Made Humans Live Longer: Chimp Lifespan Evolves Into Human Longevity, Computer Simulation Shows
October 23, 2012 — Computer simulations provide new mathematical support for the "grandmother hypothesis" -- a famous theory that humans evolved longer adult lifespans than apes because grandmothers helped feed their ... > full story -
Complete Mitochondrial Genome Sequences of Ancient New Zealanders
October 22, 2012 — Scientists have sequenced complete mitochondrial genomes for members of what was likely to be one of the first groups of Polynesians to settle New Zealand and have revealed a surprising degree of ... > full story -
When Leaving Your Wealth to Your Sister's Sons Makes Sense
October 16, 2012 — In some human societies, men transfer their wealth to their sister's sons, a practice that puzzles evolutionary biologists. A new study has produced insights into "matrilineal ... > full story -
Genomic Hitchhikers in Birds Shed Light on Evolution of Viruses
October 16, 2012 — The genomes of birds are riddled with DNA sequences from viruses, according to a new study. Analysis of these viral sequences, known as endogenous retroviruses, can provide insights into how both ... > full story -
Spotting a Trend in the Genes: Three Genes That Cause Cancer and Disease in Humans Also 'Paint' Spots on Butts of Fruit Flies
October 12, 2012 — Spots on the butts of fruit flies are really, really small. But what a researcher and his graduate student are discovering about them could be gigantic. Researchers have discovered that three genes ... > full story
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