items tagged with Science

NEW YORK (Reuters) - Stephen Hawking, the Cambridge University physicist who wrote the best-selling "A Brief History of Time," is to start work on a new book that will examine how and why the universe was created.

OTTAWA (Reuters) - Canadian legislators tentatively urged the Conservative government on Wednesday to stick to emissions targets laid out by the Kyoto protocol on global warming -- targets that Ottawa says cannot be met.

WASHINGTON (Reuters) - The foundation that inspired a private sector race to space announced a new $10 million prize on Wednesday -- this time to inspire a race to sequence the human genetic map faster and cheaper.

CHICAGO (Reuters) - A fragment of a human protein that blocks influenza viruses -- including avian flu -- from attaching to and infecting cells holds promise if laboratory experiments are borne out, researchers said on Wednesday.

LONDON (Reuters) - Beaming people in Star Trek fashion is still in the realms of science fiction but physicists in Denmark have teleported information from light to matter bringing quantum communication and computing closer to reality.

WASHINGTON (Reuters) - Chemotherapy causes changes in the brain's metabolism and blood flow that can last as long as 10 years, a discovery that may explain the mental fog and confusion that affect many cancer survivors, researchers said on Thursday.

WASHINGTON (Reuters) - Pollution experts have "serious scientific concerns" that newly unveiled U.S. air quality standards may pose risks to human health and welfare, according to a letter made public on Tuesday.

MONTERREY, Mexico (Reuters) - Britain told the world's worst polluting nations on Tuesday that acting now to cut emissions of heat-trapping greenhouse gases would be vastly cheaper in the long run than doing nothing.

MADRID (Reuters) - Spanish drug company Zeltia said it had set up a new biotechnology arm to investigate gene silencing, an area of medicine from research that won this week's Nobel Prize.

NASA's Mars Reconnaissance Orbiter has delivered its first close-up snaps of the Martian surface, courtesy of the High Resolution Imaging Science Experiment (HiRISE).

WASHINGTON (Reuters) - Some time this month, the number of Americans will surpass 300 million, a milestone that raises environmental impact questions for the only major industrial nation whose population is increasing substantially.

WASHINGTON (Reuters) - RNA interference, whose discovery brought Americans Andrew Fire and Craig Mello the Nobel Prize in Medicine on Monday, is one of the hottest new areas of biotechnology and has spawned its own mini-industry.

NEW YORK (Reuters Health) - Previous research has shown a possible anti-cancer effect for aspirin. Now, new findings suggest that the drug achieves this by cutting off the tumor's blood supply, not just by blocking an enzyme called cyclooxygenase.

NEW YORK (Reuters Health) - Treatment with progesterone, a well-known hormone that prepares the womb for pregnancy, safely reduces the risk of death and disability in people who suffer a traumatic brain injury, new research suggests.

WASHINGTON (Reuters) - The same brain circuits are involved when obese people fill their stomachs as when drug addicts think about drugs, a finding that suggests overeating and addiction may be linked, U.S. researchers reported on Monday.

PARIS (Reuters) - A satellite has detected record losses of ozone over Antarctica this year, the European Space Agency (ESA) said on Monday, further damaging the shield that protects the Earth from cancer-causing ultraviolet rays.

WASHINGTON (Reuters) - A bad storm in Alaska last October generated an ocean swell that broke apart a giant iceberg near Antarctica six days later, U.S. researchers reported on Monday.

STOCKHOLM (Reuters) - Americans Andrew Fire and Craig Mello won the 2006 Nobel prize for medicine on Monday for discovering how to control the flow of genetic information in a cell.

South Africa and Australia have been shortlisted as possible sites for the Square Kilometre Array (SKA) radio telescope.