'The chances of you living 50 years are very small': Theoretical physicist explains why humanity likely won't survive to see all the forces unified

'The chances of you living 50 years are very small': Theoretical physicist explains why humanity likely won't survive to see all the forces unified

Live Science spoke with Nobel prize-winning physicist David Gross, who recently received the $3 million Special Breakthrough Prize in Fundamental Physics, about the quest to unite all the forces and w...