enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Doomsday Clock - Wikipedia

    en.wikipedia.org/wiki/Doomsday_Clock

    Doomsday Clock. The Doomsday Clock is a symbol that represents the likelihood of a human-made global catastrophe, in the opinion of the members of the Bulletin of the Atomic Scientists. [1] Maintained since 1947, the clock is a metaphor, not a prediction, for threats to humanity from unchecked scientific and technological advances.

  3. History of timekeeping devices - Wikipedia

    en.wikipedia.org/wiki/History_of_timekeeping_devices

    Early versions erred by less than one minute per day, and later ones only by 10 seconds, very accurate for their time. Dials that showed minutes and seconds became common after the increase in accuracy made possible by the pendulum clock. Brahe used clocks with minutes and seconds to observe stellar positions. [112]

  4. Year 2038 problem - Wikipedia

    en.wikipedia.org/wiki/Year_2038_problem

    The year 2038 problem (also known as Y2038, [1] Y2K38, Y2K38 superbug or the Epochalypse [2] [3]) is a time computing problem that leaves some computer systems unable to represent times after 03:14:07 UTC on 19 January 2038. The problem exists in systems which measure Unix time —the number of seconds elapsed since the Unix epoch (00:00:00 UTC ...

  5. Hourglass - Wikipedia

    en.wikipedia.org/wiki/Hourglass

    Hourglass. An hourglass (or sandglass, sand timer, or sand clock) is a device used to measure the passage of time. It comprises two glass bulbs connected vertically by a narrow neck that allows a regulated flow of a substance (historically sand) from the upper bulb to the lower one due to gravity.

  6. Countdown (2019 film) - Wikipedia

    en.wikipedia.org/wiki/Countdown_(2019_film)

    Countdown is a 2019 American supernatural horror film directed and written by Justin Dec, and starring Elizabeth Lail, Jordan Calloway, Talitha Bateman, Tichina Arnold, P.J. Byrne, Peter Facinelli, Anne Winters, and Tom Segura. The plot follows a group of people who discover a mobile app that correctly tells its users when they are going to die.

  7. How to Tell If You're Clenching Your Jaw—And How to Stop - AOL

    www.aol.com/lifestyle/tell-youre-clenching-jaw...

    During the second week, adjust the timer so it goes off every 30 minutes, and when you enter the third week, change it to every 40 minutes, and so on. “By the time you get to every hour, you've ...

  8. Countdown - Wikipedia

    en.wikipedia.org/wiki/Countdown

    Countdown. A countdown is a sequence of backward counting to indicate the time remaining before an event is scheduled to occur. NASA commonly employs the terms "L-minus" and "T-minus" during the preparation for and anticipation of a rocket launch, [1] and even "E-minus" for events that involve spacecraft that are already in space, where the "T ...

  9. Climate Clock - Wikipedia

    en.wikipedia.org/wiki/Climate_Clock

    Climate Clock. The Climate Clock is a graphic to demonstrate how quickly the planet is approaching 1.5 °C of global warming, given current emissions trends. [1] It also shows the amount of CO 2 already emitted, and the global warming to date. The Climate Clock was launched in 2015 to provide a measuring stick against which viewers can track ...