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  2. Flight length - Wikipedia

    en.wikipedia.org/wiki/Flight_length

    On Thursday mornings, Luxair operates a DHC-8 turboprop with a scheduled duration of approximately 3 hours, [41] [42] while on Saturday mornings, Luxair's use of an Embraer 190 jet reduces the scheduled duration of the flight down to approximately 2 hours 20 minutes. [41] [43]

  3. Naismith's rule - Wikipedia

    en.wikipedia.org/wiki/Naismith's_rule

    Pace [6] in minutes per kilometre or mile vs. slope angle resulting from Naismith's rule [7] for basal speeds of 5 and 4 km / h. [n 1]The original Naismith's rule from 1892 says that one should allow one hour per three miles on the map and an additional hour per 2000 feet of ascent.

  4. Tornado intensity - Wikipedia

    en.wikipedia.org/wiki/Tornado_intensity

    Some believed they reach 400 miles per hour (640 kilometers per hour); others thought they might exceed 500 miles per hour (800 km/h), and perhaps even be supersonic. One can still find these incorrect guesses in some old (until the 1960s) literature, such as the original Fujita intensity scale developed by Dr. Tetsuya Theodore "Ted" Fujita in ...

  5. League (unit) - Wikipedia

    en.wikipedia.org/wiki/League_(unit)

    Legua nautica (nautical league): Between 1400 and 1600 the Spanish nautical league was equal to four Roman miles of 4,842 feet, making it 19,368 feet (5,903 metres or 3.1876 modern nautical miles). However, the accepted number of Spanish nautical leagues to a degree varied between 14 1/6 to 16 2/3, so in actual practice the length of a Spanish ...

  6. AOL Mail

    mail.aol.com

    AOL Mail is free and helps keep you safe. From security to personalization, AOL Mail helps manage your digital life Start for free

  7. After 66 million years, scientists discover there wasn’t just ...

    www.aol.com/news/66-million-years-scientists...

    A six-mile-long asteroid, which struck Earth 66 million years ago, wiped out the dinosaurs and more than half of all life on Earth.The impact left a 124-mile-wide crater underneath the Gulf of ...

  8. Geographical mile - Wikipedia

    en.wikipedia.org/wiki/Geographical_mile

    When each equatorial degree was divided into 18 leagues, the geographical mile was equal to ⁠ 1 / 54 ⁠ degree or about 2.06 kilometres (1.28 mi); when divided into 20 leagues, the geographical mile was equal to ⁠ 1 / 60 ⁠ degree, approximating the values provided above; and when divided into 25 leagues, the geographical mile was equal ...

  9. The quake measured a magnitude 5.0 and was centered about 30 miles northwest of Toyah, Texas and 50 miles from Carlsbad, New Mexico, according to the U.S. Geological Survey. Fox Weather 1 day ago