A brief history of time… Don't miss our next video! SUBSCRIBE! ▻▻ http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ How did we come up with our system of telling...
========== [MUSIC]A long time ago on a far-away island, the
people kept time by sunrise, sunset, and thecannon.Every day at noon, on the hill above town,
soldiers would fire the cannon and set life’space in the village below.One day, a boy wanted to know how the soldiers
knew when to fire.The artilleryman told the boy he gets the
order from the captain.When he asked the captain, he said he keeps
his watch synchronized to the great clockin the village.And when the boy asked the watchmaker how
he sets the great clock, the watchmaker said,“I set it to the noonday cannon!”The way we tell time isn’t so different
today.The cannon and soldiers have been replaced
by tiny machines, but somehow we’ve allagreed to agree when, exactly, is now.So who decided what time it is, everywhe...