Brian Greene talks about Einstein's most remarkable achievement - The Theory Of Relativity. Learn more about it here: http://www.nationalgeographic.com.au/science/einsteins-relativity-explained-in-4-simple-steps.aspx | National Geographic Australia

Eclipses can prove Einsteins theory of relativity! If this theory is true, it means that an object as heavy as the sun should be able to bend the light coming from stars that would normally be behind the sun. But it's impossible to observe stars on Earth during the day - unless there's an eclipse! This video was made with our friends at : NASA Sun Science #minuteeclipse #eclipse #physics #relativity #einstein This Product is supported by the NASA Heliophysics Education Activation Team (NASA HEAT