Science News Archive - June 30, 2009
Advanced composite materials are playing a vital role in improved design and reduced operating costs for renewable energy technologies. Research presented today will highlight how wind
The U.S. Food and Drug Administration says it found E.coli O157:H7 in a sample of pre-packaged Nestle Toll House refrigerated cookie dough. The federal agency said the prepackaged sample of Nestle cookie dough, which has been recalled, came from a Nestle facility in Danville, Va.
The blooming of toxic algae in the oceans and lakes is a familiar health risk and causes problems every summer, leading to increased costs for water cleaning, water consumption and the tourist industry.
It is based on detecting short, repetitive DNA segments in the genome of bacteria. Every single bacterial strain has such characteristic repeats. "With this method we are able to identify bacterial strains as well as clarify their genetic relationships.
Neural stem cells represent the cellular backup of our brain. These cells are capable of self-renewal to form new stem cells or differentiate into neurons, astrocytes or oligodendrocytes.
Transferring just one embryo at a time to a woman's womb after embryos have undergone preimplantation genetic diagnosis (PGD) and freezing at the blastocyst stage has become a real option after researchers achieved pregnancy rates that were as good as those for blastocysts that had not had a cell removed for PGD before freezing.
Despite slanted public opinion about dingoes in Australia, one sanctuary in Victoria is trying to revive the disappearing population of dogs that have settled in Australia for more than 5,000 years.
Fearing the late arrival of the annual monsoon, scientists in India are flying through storm clouds seeding them with weather modification chemicals in hopes of artificially creating rain.
The World Heritage Committee has added the Belize barrier reef system and Los Katios National Park to its list of world heritage sites that are in danger. Composed of seven protected areas, many small mangrove islands and coastal lagoons, the Belize Barrier Reef System is home to a number of threatened