Learn About Time Travel, and How it Currently Affects Us in This New TED-Ed Video

We argue a lot about how time travel works in movies like Back to the Future and shows like Doctor Who, but there’s really no arguing against time dilation — the effect by which an object moves slower through time the faster it moves through space. This new TED-Ed video by Colin Stuart explains the concept beautifully.

(via TED-Ed)

Meanwhile in related links

• Time dilation as it related to the bunny in Goodnight Moon
• The short film Present Tense uses all of the time travel tropes. All of them
• Time dilation is at the heart of Flight of the Navigator which is getting a reboot