Sulfur is one of the oldest known acne treatments. Yes, sulfur. The same stuff the flammable ends of matchsticks are made of is also used as an acne treatment. Historically known as brimstone, sulfur ...
The team's new lithium-sulfur battery tech is designed to deliver roughly twice the energy density of lithium-ion (Li-ion) batteries, as well as speedy charging and discharging – enabling the ...