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  2. Serial sevens - Wikipedia

    en.wikipedia.org/wiki/Serial_sevens

    Serial sevens (or, more generally, the descending subtraction task; DST ), where a patient counts down from one hundred by sevens, is a clinical test used to test cognition; for example, to help assess mental status after possible head injury, in suspected cases of dementia or to show sleep inertia. This well-known test, in active documented ...

  3. Ray J - Wikipedia

    en.wikipedia.org/wiki/Ray_J

    Sanctuary. Atlantic. Elektra. EastWest. Musical artist. Website. rayj .com. William Ray Norwood Jr. (born January 17, 1981), [1] known professionally as Ray J, is an American R&B singer, songwriter, television presenter, and actor. Born in McComb, Mississippi and raised in Carson, California, he is the younger brother of singer and actress Brandy.

  4. Radar beacon - Wikipedia

    en.wikipedia.org/wiki/Radar_beacon

    Radar beacon. Racon signal as seen on a radar screen. This beacon receives using sidelobe suppression and transmits the letter "Q" in Morse code near Boston Harbor (Nahant) 17 January 1985. Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1 ...

  5. Enjoy this LSD trip from the comfort of your web browser

    www.engadget.com/2015-05-15-gpu-physics-trippy...

    All the pretty swirls. It's time to stop what you're doing an enjoying some soothing visuals brought to you by physics. Created by George Corney, the browser-based GPU fluid simulation reacts when ...

  6. Glasses-free 3D projector offers a cheap alternative to holograms

    www.engadget.com/2014-05-19-mit-glasses-free-3d...

    Holograms are undoubtedly spiffy-looking, but they're not exactly cheap; even a basic holographic projector made from off-the-shelf parts can cost thousands of dollars. MIT researchers may have a ...

  7. This $30 device defeats almost any keyless car or garage door

    www.engadget.com/2015-08-10-hacking-device-lets...

    Naturally, the mark will try to use the fob again, and once again, Rolljam will jam the signal and steal the second code. But this time, Kamkar's device will re-transmit the first code and unlock ...

  8. List of country calling codes - Wikipedia

    en.wikipedia.org/wiki/List_of_country_calling_codes

    Worldwide distribution of country calling codes. Regions are coloured by first digit. Country calling codes, country dial-in codes, international subscriber dialing (ISD) codes, or most commonly, telephone country codes are telephone number prefixes for reaching telephone subscribers in foreign countries or areas via international telecommunication networks.

  9. Markiplier, one of YouTube’s most-followed creators, claims he doesn’t consider the business prospects of his new projects. “I let the lawyers think about that,” he says. “I feel like ...