SortStack #3364 — 2035-08-25

By duration · Order from shortest to longest.

1. A lightning flash from start to finish 198 ms

   What looks like one bolt is usually several return strokes in a row, heating the air to around 30,000°C — five times hotter than the Sun's surface.

2. A single round of professional boxing 3 min

   Round length was standardized by the 1867 Queensberry Rules, which also introduced gloves — before that, bare-knuckle rounds ended only with a knockdown.

3. An evening at Wagner's opera 'Götterdämmerung', intervals included 5.5 h

   It's only the finale: the full Ring cycle spans four operas over about 15 hours of music, and devotees attend all four nights in a row.

4. Alcock and Brown's first nonstop transatlantic flight 16 h

   The 1919 crossing ended nose-first in an Irish bog they mistook for a meadow. Brown had climbed onto the wings mid-flight to chip off ice.

5. Randy Gardner's world record for staying awake 11 days

   The 17-year-old's 1964 science-fair stunt of 11 sleepless days still stands — Guinness stopped certifying attempts as too dangerous.

6. A tiger's pregnancy 105 days

   Cubs are born blind and helpless at around a kilogram — yet within two years they're apex predators ten times their mother's litter weight.

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