Current approaches to silver recovery from end-of-life PV modules are dominated by acid leaching. While effective, the ...

Getting good sleep is critical. A 2018 study found that people who sleep for five to six hours are 19 percent less productive than people who regularly sleep for seven to eight hours per night. People ...

Electrolux designs washers and dryers aimed at residential use. Its product lineup includes front-load and top-load washers, along with electric and gas dryers. Known for energy-efficient features, ...

“This is a convenient method for patients to use pills they already have,” she says. Both doses of pills should be taken as soon as possible, ideally within 72 hours (three days) of unprotected sex, ...