China approved Novartis's acquisition of Alcon, but attached conditions to the deal in the China market.
A cluster of carbon nanotubes coated with a thin layer of protein-recognizing polymer form a biosensor capable of using electrochemical signals to detect minute amounts of proteins, which could provide a crucial new diagnostic tool for the detection of a range of illnesses, researchers report.
A combination of fungal spores and chemical insecticides are effective in combating insecticide-resistant malaria mosquitoes. Researchers have shown that the effect of using a combination of both is greater than the sum of using the two methods separately.
Researches in Sweden have shown how climate change many million years ago has influenced the geographical range of plants by modeling climate preferences for extinct species.
The emotional pains we suffer in childhood can lead to weakened immune systems later in life, according to a new study. Based on this new research, the amount of this immune impairment even enhances that caused by the stress of caregiving later in life.
A plague has been stalking prairie dog families for the past 60 years. Researchers say they may finally know how it spreads -- and the answer could help protect human communities.
Gov. Arnold Schwarzenegger hopes his state will generate a third of its electricity from renewable power by 2020. It's an ambitious goal that will take an unprecedented effort. But economic and bureaucratic challenges could hamper the efforts of clean energy developers.
Ranchers in the US are using cloning to boost the quality and quantity of the meat they produce. Our science correspondent Pallab Ghosh went there to follow how the process works - from lab to plate.
Some of the cattle cloned to boost food production in the US have been created from the cells of dead animals.