Most people probably arenât thinking about the complexity of nature when they get stung by a bee or prick their thumb on a rose.
Over the past two decades, scientists have built many kinds of biological kill switches: genetic circuits that shut down engineered cells.
Across North America, in places such as Illinois, Iowa and Texas, farmers are busy growing the crops the world depends on for food, fuel and
Cats require a large amount of protein, as much as one-third of their daily diet, and invertebrates are good sources of protein.
Food banks collect only a fraction of surplus grocery food as staffing, logistics and communication limit donations to those in need.
On the hardest questions, that smooth confidence is exactly the signal that you should pick up the phone and talk to an expert.
When the Lincoln Memorial Reflecting Pool turned green with algae, the U.S. government scrambled for chemicals and expensive solutions.