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  2. 2012 Boeing 727 crash experiment - Wikipedia

    en.wikipedia.org/wiki/2012_Boeing_727_crash...

    The test dummies near the tail section were largely intact, so any passengers there would have likely walked away without serious injury. However, in other crashes, such as when the tail hits the ground first, as was the case with Asiana Airlines flight 214 , in which a Boeing 777-200ER crashed short of the runway at San Francisco International ...

  3. For Dummies - Wikipedia

    en.wikipedia.org/wiki/For_Dummies

    For Dummies is an extensive series of instructional reference books which are intended to present non-intimidating guides for readers new to the various topics covered. The series has been a worldwide success with editions in numerous languages.

  4. Hodge conjecture - Wikipedia

    en.wikipedia.org/wiki/Hodge_conjecture

    In mathematics, the Hodge conjecture is a major unsolved problem in algebraic geometry and complex geometry that relates the algebraic topology of a non-singular complex algebraic variety to its subvarieties.

  5. Boeing’s ongoing problems. On January 6, the FAA grounded approximately 171 Boeing 737 Max 9 planes after a left mid-cabin door plug blew out of Alaska Airlines Flight 1282 while in flight.

  6. Bell's spaceship paradox - Wikipedia

    en.wikipedia.org/wiki/Bell's_spaceship_paradox

    For instance, Bell argued that the length contraction of objects as well as the lack of length contraction between objects in frame S can be explained using relativistic electromagnetism. The distorted electromagnetic intermolecular fields cause moving objects to contract, or to become stressed if hindered from doing so.

  7. Coupon collector's problem - Wikipedia

    en.wikipedia.org/wiki/Coupon_collector's_problem

    In probability theory, the coupon collector's problem refers to mathematical analysis of "collect all coupons and win" contests. It asks the following question: if each box of a given product (e.g., breakfast cereals) contains a coupon, and there are n different types of coupons, what is the probability that more than t boxes need to be bought ...

  8. Learning with errors - Wikipedia

    en.wikipedia.org/wiki/Learning_with_errors

    The LWE problem described above is the search version of the problem. In the decision version ( DLWE ), the goal is to distinguish between noisy inner products and uniformly random samples from Z q n × T {\displaystyle \mathbb {Z} _{q}^{n}\times \mathbb {T} } (practically, some discretized version of it).

  9. 13 Mistakes You're Making With Your Stand Mixer ... - AOL

    www.aol.com/13-mistakes-youre-making-stand...

    A stand mixer is an absolute powerhouse when it comes to kitchen appliances. From homemade bread to cakes and pie crust, there's nothing that machine can't do–but are you making critical ...