Avian influenza is ravaging poultry flocks across the Upper Midwest. The virus is "doing things we've never seen it do before," and understanding about transmission is very limited, a scientist says.
The Food and Drug Administration wants to know which farm animals are getting treated most heavily. But the FDA's proposal still falls short of the best European data practices.
Expensive versions of prescription opioids that are tougher to cut, crush and inject are less likely to be abused, legislators hope. But some doctors call the bill well-meant, but ill-advised.
Drug-resistant tuberculosis is a growing problem. It's spread through the air. It can kill you. And it's incredibly difficult to treat. But a program in Peru shows that the disease can be cured.
Genetic sleuthing and comparisons of recently discovered fossils with living snakes point to a "protosnake" ancestor that likely had tiny hind legs and lived about 120 million years ago.
The White House's strategy to reverse dramatic declines in bee numbers calls for the restoration of 7 million acres of bee-friendly habitat. Critics say the plan ignores a key culprit: pesticides.
The first of two satellites carrying the sail is set to launch later this month. A second, scheduled for launch next year, will go into higher orbit to fully test the concept.
What if microbes could ferment sugar into narcotics, like the way yeasts make beer? That day is quickly approaching. This week scientists report all the steps needed to make morphine in yeast.