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Fitness Tests for Frogs?
The most toxic, brightly colored members of the poison frog family may also be the best athletes, says a new study. So-named because some tribes use their skin secretions to poison their darts, the poison dart frogs of the Amazon jungle are well known...
Invasive Kudzu is Major Factor in Surface Ozone Pollution, Study Shows
Kudzu, an invasive vine that is spreading across the southeastern United States and northward, is a major contributor to large-scale increases of the pollutant surface ozone, according to a study published the week of May 17 in the journal Proceedings...
Researchers Identify Dominant Chemical That Attracts Mosquitoes to Humans
Scientists at the University of California, Davis, have identified the dominant odor naturally produced in humans and birds that attracts the blood-feeding Culex mosquitoes, which transmit West Nile virus and other life-threatening diseases.
Lou Gehrig’s Disease in Humans Genetically Linked to Dog Disease
An incurable, paralyzing disease in humans is now genetically linked to a similar disease in dogs. Researchers from the University of Missouri and the Broad Institute have found that the genetic mutation responsible for degenerative myelopathy (DM) in...
Enzyme Discovery Could Lead to No Scent, No Sex for Japanese Beetle
If a male Japanese beetle is unable to detect the sex pheromone released by a female, he won’t be able to locate her and reproduce. UC Davis researchers have discovered how a key enzyme interacts with those pheromones in the beetle’s sophisticated...
Smithsonian’s National Museum of Natural History Reveals Ants As Fungus Farmers
It turns out ants, like humans, are true farmers. The difference is that ants are farming fungus. Entomologists Ted Schultz and Seán Brady at the Smithsonian’s National Museum of Natural History have published a paper in the March 24 issue of...
Einstein Researchers Discover Gene Mutations Linked to Longer Lifespans
Mutations in genes governing an important cell-signaling pathway influence human longevity, scientists at the Albert Einstein College of Medicine of Yeshiva University have found. Their research is described in the March 4 issue of the Proceedings of...
Florida’s Education Evolution
Yesterday, the Florida Board of Education voted 4-3 to adopt new science standards that, for the first time, would require public schools to teach evolution. Previously, Florida’s science standards referred to evolution as “biological changes...
