It is possible to determine the time a cell spends in different phases of the cell cycle and its specific location in the cycle by feeding cells with molecules that are only taken into the cell at a specific point in the cell cycle.
It's known as the Big House, and that's not just a cute nickname. It's a literal one. The largest crowd to ever attend a college football game (115,109) did so in 2013 at Michigan Stadium, when Notre Dame made what might be its final visit to Ann Arbor and fell 41-30 to Michigan.
The loudest crowd roar at a sports stadium is 142.2 dbA and was achieved by fans of the Kansas City Chiefs (USA), at Arrowhead Stadium in Kansas City, Missouri, USA, on 29 September 2014. The roar was recorded with 8 seconds remaining in the first quarter. The Chiefs defeated the New England Patriots 41-14.