Photocatalysis promises an efficient conversion of abundant solar energy into usable chemical energy. Polyheptazine imides ...

Mathematicians finally understand the behavior of an important class of differential equations that describe everything from water pressure to oxygen levels in human tissues. The trajectory of a storm ...

A hundred years ago this week, at the height of the quantum revolution, Austrian physicist Erwin Schrödinger submitted a manuscript for publication. Its centerpiece was an innocuous-looking equation ...

A man grabbed a bottle of what looked like water and took a swig. Hours later, he was in the emergency department with a life-threatening cerebral air gas embolism. The problem: It was highly ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

President Donald Trump ordered all flags of the United States to be flown at half-staff until sunset on Thursday, Dec. 4, " as a mark of respect for the memory of Specialist Sarah Beckstrom, West ...

Flags are flying at half-staff across the United States this week in honor of former Vice President Dick Cheney, who died on November 3 at the age of 84. This week's tribute extends from federal ...

American flags and some state flags will be flown at half-staff across the United States this week and over the weekend to acknowledge three tragic events. Why It Matters Nationwide, U.S. flags have ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Phil Ryan Phil Ryan is a writer primarily covering photography gear, printers, ...

A previous plan to spin off joint venture Virgin Media O2’s fixed network in Britain has been scrapped, Telefonica’s Chief Executive Marc Murtra has confirmed speaking to Reuters. “The project is ...

Marathons often get all the glory, but the half marathon offers a just-as-rewarding goal race. While people often choose the half marathon because training for it won’t take up all your time, it still ...