Turning streetwear into solar power plants Date: October 22, 2020 Source: Swiss Federal Laboratories for Materials Science and Technology (EMPA) Summary: ...

Gas separation is crucial for many industrial processes including obtaining nitrogen or oxygen from air and purifying natural gas or hydrogen. Currently, the most energy efficient method for ...

Hard contact lenses have their pros and cons. They may provide sharper vision and may be a better choice for some eye issues. But they may not be as comfortable as soft lenses.