Cosmology & Astrophysics - The talk explores the ultimate fate of the universe, including scenarios like the Big Crunch, eternal darkness, and being torn apart into nothingness [1] - It delves into concepts such as the accelerating expansion of the universe and the mysterious force of dark energy [1] - The presentation connects these seemingly distant cosmological concepts to our existence [1] Speaker Information - The speaker is Wang Shuang, an associate professor at the School of Physics and Astronomy at Sun Yat-sen University [1] - Wang Shuang is also a science writer [1] Event Information - The talk was given at a TEDx event [1] - The TEDx event was independently organized by a local community using the TED conference format [1]