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  2. List of school massacres by death toll - Wikipedia

    en.wikipedia.org/wiki/List_of_school_massacres...

    The # symbol indicates the massacre's ranking by number of deaths (since this list is sorted by death toll, not by date or by number of overall casualties).. The W column gives a basic description of the weapons used:

  3. Quantum mechanics of time travel - Wikipedia

    en.wikipedia.org/wiki/Quantum_mechanics_of_time...

    The theoretical study of time travel generally follows the laws of general relativity. Quantum mechanics requires physicists to solve equations describing how probabilities behave along closed timelike curves (CTCs), which are theoretical loops in spacetime that might make it possible to travel through time. [1] [2] [3] [4]

  4. Gun violence in U.S. schools - Wikipedia

    en.wikipedia.org/wiki/Gun_violence_in_U.S._schools

    Sociologist Michael Kimmel's work on indiscriminate mass school shootings finds that, among this type of incident, the political ideology of the community may be a correlate. [12] In looking at all cases between 1982 and 2008 (n=32), he found that 22 school shootings occurred in conservative states. Of the remaining ten cases, six occurred in ...

  5. Lists of school-related attacks - Wikipedia

    en.wikipedia.org/wiki/Lists_of_school-related...

    List of rampage killers, includes incidents that involved only staff who work at the school; List of school massacres by death toll; List of school shootings in Brazil; List of school shootings in Russia; Lists of school shootings in the United States

  6. Visualizing how mass shootings in 2024 compare with past years

    www.aol.com/visualizing-mass-shootings-2024...

    More than 500 mass shootings have taken place so far in 2024. The grim milestone was reached later in the year than in any year from 2020 to 2023 . Last year ranked second for most mass shootings ...

  7. Temporal paradox - Wikipedia

    en.wikipedia.org/wiki/Temporal_paradox

    A bootstrap paradox, also known as an information loop, an information paradox, [6] an ontological paradox, [7] or a "predestination paradox" is a paradox of time travel that occurs when any event, such as an action, information, an object, or a person, ultimately causes itself, as a consequence of either retrocausality or time travel. [8] [9 ...

  8. School shootings in the US: Fast facts

    www.aol.com/school-shootings-us-fast-facts...

    There has been at least one school shooting in the United States so far this year, as of January 22. None were on college campuses, and one was on K-12 school grounds. The incidents left 1 person ...

  9. Inside the $3 billion school security industry as shootings ...

    www.aol.com/inside-3-billion-school-security...

    Just in the last four years, school shootings have killed more than 200 people and injured more than 600, according to a CBS News analysis of the K-12 School Shooting Database.