Archive: 09/02/2014

Optogenetic toolkit goes multicolor

Optogenetics is a technique that allows scientists to control neurons' electrical activity with light by engineering them to express light-sensitive proteins. Within the past decade, it has become a very powerful tool for ...

US company recalls 8.7 million pounds of meat

A northern California company is recalling more than 8.7 million pounds (3.95 million kilograms) of beef products because it processed diseased and unhealthy animals without a full federal inspection, U.S. officials said ...