Water is ubiquitous and seemingly ordinary, possessing no distinct color or odor. Though we often take water for granted, it ...

Here, we chart the evolution of the science of optical refrigeration in rare-earth-doped solids and semiconductors from its origins through to the present day. There are several factors that limit ...

Here’s everything you need to know about Samsung’s latest flagship phones. I’m one of PCMag’s mobile analysts. That means I check out phones, hotspots, and mobile networks. Technology has ...

Sjögren’s antibody testing is done using a blood sample. It checks antibody levels, including anti-SS-A (also called anti-Ro) and anti-SS-B (also called anti-La). Anti-SS-A and anti-SS-B are ...

It's not all RTS games, to be clear. If grand strategy is your thing, Europa Universalis 4 is 90% off ($5/£4/€5) and Victoria 3 is half price ($25/£21/€25). If you enjoy misery and don't ...

Under a settlement reached in 1982, AT&T was allowed to keep its long-distance service. In 1984, the company's local telephone service was broken up into seven Baby Bells as part of the agreement.

A big birthday is a good excuse for a big birthday present, and the Porsche 911 S/T is the company’s 60th anniversary gift both to itself and to 911 fans. It’s a pricey present, however, ...

The sun's magnetic field last flipped toward the end of 2013. What causes this switch in polarity, and is it dangerous for anything on Earth? Let's take a deep dive into the phenomenon of the sun ...

In his book The Mathematical Universe, mathematician William Dunham wrote of John Venn’s ... diagram. Did you spot the problem? There is no region where only A and C overlap that doesn’t ...

A new UCLA-developed cooling device made of six thin layers of nanotube-coated polymer films about one-quarter of an-inch thick. UCLA materials scientists have developed a compact cooling ...