Let's store solar and wind energy – by using compressed air

Electricity generated by fossil fuels is increasingly unsustainable and a shift towards renewable energy – principally from the sun and wind – is vital. Renewable generation is already less expensive per unit than its ...

Always-on Android voice-controlled Ubi starts pre-orders

(Phys.org)—The Toronto-based company Unified Computer Intelligence Corporation has announced that its Ubi is now available for pre-order. Ubi, a Kickstarter project, was named to serve as a shorthand reminder of ubiquitous ...

Squeezing in the micro-domain

While the air pressure in a wheel and the blood pressure inside a human body can precisely be measured, it is still a challenge to measure the pressure inside microscopic objects such as cells in our bodies.

Inflatable toad gives small guys the slip

The female cane toad can pump herself up to mega-size to throw off smaller males striving to mate with her, Australian biologists reported on Wednesday.

Temperatures measured at Gale Crater higher than expected

(Phys.org)—Preliminary weather reports from the Curiosity's Remote Environment Monitoring Station (REMS) are showing some surprisingly mild temperatures during the day. Average daytime air temperatures have reached a peak ...

Space station's close call with junk: More to come (Update 2)

(AP) -- The near-hit of space junk Thursday was a warning shot fired across the bow of the international space station, experts said. There's likely more to come in the future. With less than an hour's notice, the three ...

Polar vortex: The science behind the cold

The polar vortex, a swirl of low-pressure air six miles up in the atmosphere, blasted much of the American Midwest and Northeast in late January 2019 with temperatures cold enough to bring on frostbite within minutes.

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