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

Reliable predictions of how the Earth's climate will respond as atmospheric carbon dioxide levels increase are based on ...

A new OLED design can stretch dramatically while staying bright, solving a problem that has long limited flexible displays.

Purdue University researchers have developed a device for more conveniently detecting pathogens in health care settings, on ...

Tired of your heating bill looking like a car payment? Knock the temp down ten degrees while you're at work. Mike De Socio is a CNET contributor who writes about energy, personal finance, electric ...