It seems impossible, but biofuel startup Joule Biotechnologies claims that it has successfully produced fuel out of thin air–sort of. The company’s mysterious engineered microbes require just sunlight ...

A common project among electronics tinkerers is the joule thief, a self-oscillating circuit that can “steal” the remaining energy in a battery after the voltage has dropped so low that most devices ...

Ashlee spent time as a newspaper reporter, AmeriCorps VISTA and an employee at a healthcare company before she landed at CNET. She loves to eat, write and watch "Golden Girls" (preferably all three at ...

Joule Case is developing battery-based generators that can power music festival stages with renewable energy. When music festivals return after the COVID-19 pandemic subsides, fans across the world ...

The clean-up of viscous crude-oil spills is a global challenge. Hydrophobic and oleophilic oil sorbents have been demonstrated as promising candidates for oil-spill remediation. However, the sorption ...