Scientists have created the world's first genetically modified monkey, an achievement that suggests the possibility of making customized primates for medical research and brings the art of genetic

China launched a spacecraft carrying animals and microbes into orbit around the Earth, taking a significant step forward in its quest to join the United States and Russia as the only nations to send

Australian scientists studying human fossils have recovered DNA that throws into question the theory that modern Homosapiens spread throughout the world in a single migration out of Africa about

Australian scientists studying human fossils have recovered DNA that throws into question the theory that modern Homosapiens spread throughout the world in a single migration out of Africa about

Australian scientists studying human fossils have recovered DNA that throws into question the theory that modern Homosapiens spread throughout the world in a single migration out of Africa about

Hong Kong plans to turn parts of its busy Central commercial district into traffic-free zones in a drive to improve its deteriorating air

Bangladeshi and Burmese troops exchanged gunfire across a border river as Bangladesh summoned Burma's ambassador to convey concern about a Burmese plan to build a dam on the

When China started building the giant Three Gorges Dam in 1993, its leadership sought to use the undertaking-the country's most ambitious engineering project-to highlight the superiority of its

Bill Clinton came into office pledging to take action against global warming. His vice president was the world's most knowledgeable politician on the subject. The two served at a time of unparalled

A U.S.-Russian disarmament agreement to take 68 tons of plutonium out of nuclear weapons could have an unintended effect of increasing chances of nuclear proliferation, according to a report by an