Plug Power Inc (NASDAQ: PLUG) shares are trading sharply higher Friday afternoon, with the stock up about 13% to roughly $2.24, extending a week-long rebound. Here’s what investors need to know.

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Geoffrey Morrison The Epicka Universal Travel Adapter has been updated to ...

A mucus plug protects the cervix from bacteria during pregnancy. Losing a mucus plug can indicate the start of labor. Contact your doctor if you lose your mucus plug before 37 weeks. A mucus plug is a ...

If you are considering plugging into the electric vehicle revolution but worry about the potential hassles and uncertainties of charging on the road, a plug-in hybrid electric vehicle (PHEV, for short ...

Plug Power intends to build a comprehensive hydrogen ecosystem in the U.S. and Europe. The company is targeting 30% compound annual business growth through 2030, aiming to achieve profitability by the ...

Corin Cesaric is a Flex Editor at CNET. She received her bachelor's degree in journalism from the University of Missouri-Columbia. Before joining CNET, she covered crime at People Magazine and ...

Oxygen is the second most abundant element in Earth's atmosphere. Although critical for aerobic respiration, it also poses significant dangers to life. The reduction of molecular oxygen to water by ...

John Carlsen has more than a decade of experience testing and reviewing home tech products, with a major focus on smart home security. He earned his BS in journalism from Utah Valley University. In ...

Plug Power, Inc. provides alternative energy technology, which focuses on the design, development, commercialization, and manufacture of hydrogen and fuel cell systems used primarily for the material ...

For this guide, six smart plugs were called in for review, but only five made the cut. I tested each smart plug to see how easy it was to set up, and connected each plug via its app or intended ...