Ask a Physicist: Chasing the Sun

Colin, from Newfoundland, Canada wrote in this week to ask: The Trans Canada Highway runs fairly straight. If I was to start at the border of Ontario and Manitoba and, as soon as the sun came up, began to drive west at 100km/h. How many more hours of sunlight would I be able to gain? Colin,Great question--and a fun idea for a roadtrip! Let's see if it's practical. There are a few ways to approach this problem; we'll look at two of them. Standing still on the longest day of the year at the latitu...