Hawking explores one of the world's favorite scientific questions, whether time travel is possible. He dives into the fabric of time and space to see if technology could ever make the dream a reality.
By entering your email address, you agree to our Terms of Use
and acknowledge the Privacy Policy.
discovery
and its affiliates
may use your email address to provide updates, ads, and offers.
To withdraw your consent or learn more about your rights, see the
Privacy Policy.