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.
Their mascot is the Notre Dame Leprechaun. Past players include Joe Montana, Tim Brown and Ross Browner. The stadium currently holds 80,795 fans. Currently, it is the 18th largest stadium in the NCAA.