Wellness influencers tout the therapy's power for everything from rejuvenating skin and hair to boosting longevity. Devices sold for at-home use abound. We look at the evidence behind the hype.

Silicon has long been seen as a promising anode material for next-generation lithium-ion batteries because it can store much ...

Rhodium is one of the most powerful catalytic metals known to chemistry. Small amounts of it can drive reactions that produce ...

Lithium-metal anodes could double the distance that electric cars (shown) can go on a full charge. A simple wet-chemical ...