Time Limits - The Secrets of Nature

Subscribe to watch full natural history and science documentaries! A new documentary is uploaded every week.

Facebook: https://www.facebook.com/thesecretsofnature
Twitter: https://twitter.com/NatureUniversum

We perceive time in terms of seconds -- the length of a heartbeat. We can't even imagine events that unfold over several days and years or be aware of elementary particles that flash into existence for less than a billionth of a second without high-tech camera equipment and exceptional filming techniques.