Tuesday, November 21, 2017

These Images Document The Heat Damage To The X-15A Hypersonic Aircraft After Its Record Breaking Mach 6.7 Flight

Aerodynamic heating at Mach 6.72 (4,534 mph) almost melted the airframe. On Oct. 3 1967 the North American X-15A-2 serial number 56-6671 hypersonic rocket-powered research aircraft achieved a maximum Mach 6.72 piloted by Major Pete Knight. Operated by the United States Air Force and the National Aeronautics and Space Administration as part of the X-plane […] http://ift.tt/2zVn0tH
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We Tested iPhone Fast-Charging and You Should Definitely Upgrade Your Charger

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Your iPhone can charge a lot faster than you thought. When Apple announced the new iPhone 8 and iPhone X, the company glossed over the fact that all three of its new handsets were capable of fast charging—similar to what Android phones have been doing for years. Even now, if you go the spec page for Apple’s latest…

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Monday, November 20, 2017

Meet the world's most powerful supercomputers

Titan supercomputer

This is how these machines work, and why they're important.

Twice a year, an organization called the TOP500 publishes a list of the world’s fastest supercomputers. Here's what it means.
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There's a 'quiet crisis' happening in the U.S. Air Force

F-22 Raptor

Pilots are burning out as increased operations leave the USAF stretched thin.

Air Force Secretary Heather Wilson revealed the deficit climbed to 2,000 pilots, as current operations “are stretching the force to the limit, and we need to start…
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AWS launches a Secret region for the U.S. intelligence community

 Amazon today announced that its AWS cloud computing service now offers a new region that’s specifically designed for the workloads of the U.S. intelligence community. This new AWS Secret Region (that’s really its name) can run workloads up to the “secret” security classification level and will complement the service’s existing $600 million contract with the CIA… Read More
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The Last of the Iron Lungs

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Martha Lillard spends half of every day with her body encapsulated in a half-century old machine that forces her to breathe. Only her head sticks out of the end of the antique iron lung. On the other end, a motorized lever pulls the leather bellows, creating negative pressure that induces her lungs to suck in air.

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What is an IPO pop and why do VCs hate it so much?

 Over the weekend, several VCs tweeted that my headline recapping Stitch Fix’s first day of trading was too harsh. The headline read, “Stitch Fix up just 1% on first day of trading, after reducing size of IPO.” I didn’t say it “fumbled” or label it as “weak” and “disappointing” like many other media publications, but that would… Read More
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Tencent becomes the first Chinese tech firm valued over $500B

 Tencent has became the first Chinese company to be valued at more than $500 billion. Shares of the 19-year-old company, which is listed on the Hong Kong Stock Exchange, rallied to reach HK$418.80 to give it a market cap of HK$3.99 trillion which takes past the $500 billion mark. Close rival Alibaba is Asia’s second-highest-valued firm at $474 billion. Entry to the… Read More
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Sunday, November 19, 2017

Airlander 10 deflated after breaking free of its mooring

The Airlander 10 suffered a setback this weekend after breaking free of its mooring and deflating

Just one day after successfully completing its sixth test flight, the Airlander 10 has suffered a major setback. According to reports, the world's largest aircraft apparently broke free of its mooring mast on Saturday morning and was deflated as a safety precaution. An investigation is underway.

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Watch NASA’s Mars 2020 Parachute Unfurl at Supersonic Speeds

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In preparation for NASA’s next robotic mission to Mars, the space station has performed a successful test of a special parachute that’s designed to withstand the intense speeds involved during an atmospheric descent.

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