AP - More ominous signs Wednesday have scientists saying that a global warming "tipping point" in the Arctic seems to be happening before their eyes: Sea ice in the Arctic Ocean is at its second lowest level in about 30 years.
AP - Purdue University on Wednesday reprimanded a scientist who has been accused of falsifying claims he produced nuclear fusion in tabletop experiments.
AP - Talk about an extreme makeover: Scientists have transformed one type of cell into another in living mice, a big step toward the goal of growing replacement tissues to treat a variety of diseases.
LiveScience.com - A turtle that toddled alongside the dinosaurs died just days before laying a clutch of eggs. Now, about 75 million years later, paleontologists are announcing their find of the fossilized mother-to-be and the eggs tucked inside her body.
AFP - Tropical Storm Gustav churned toward Cuba and the United States after lashing Haiti and the Dominican Republic with hurricane force winds and rain that killed 22 people.
AFP - A giant panda cub has been born at a Japanese zoo, the first to be successfully bred in Japan through artificial insemination in two decades, officials said Wednesday.
AP - An ancient tar pit exposed when Venezuelan oil workers laid a pipeline has yielded a rich trove of fossils, including a type of saber-toothed cat that paleontologists had never found before in South America. Scientists say the find holds the promise of many discoveries to come.
Reuters - Gov. Sarah Palin on Wednesday
signed a bill giving the state authority to award TransCanada
Corp a license to build and operate a multibillion-dollar
pipeline to ship natural gas from the North Slope.
AFP - Scientists have used gene therapy on mouse embryos to grow hair cells with the potential to reduce hearing loss in adult animals, according to a study released Wednesday.
