100 Humans: Life's Questions. Answered.

The hosts make surprising discoveries when 20-, 30-, 40-, 50- and 60-somethings compete against each other in assembling furniture and other tests.

Ingrained bias sneaks in, prompting subjects to judge others by their accents, fire toy guns at innocent bystanders and underrate their own peers.

The subjects pursue joy through crafts and catastrophes, partying and watching paint dry. Time flies when they’re having fun, except when it doesnt.

Time for the big questions, as chosen by the humans themselves. How common are heroes? Do names matter? Above all, what’s proper toilet etiquette?