What is time? And why do we rely on Greenwich for it?

It's about time! From the birth of time zones, to the invention that made us rethink time travel, to the location of the world's largest cuckoo clocks, Will and Mango usher you into a very, very brief history of time. Learn more about advertising on the HowStuffWorks podcasts at www.howstuffworks.com/advertisers.htm And to learn about your ad choices when listening to podcasts, visit https://www.howstuffworks.com/privacy.htm#ad-choices