Quote of the day by Newton, “If I have seen further, it is by standing on the shoulders of giants.” How Einstein demolished Newton’s gravitational theory and introduced ...

Quote of the day by Newton: 1915 changed physics forever. In that year, Albert Einstein published the general theory of relativity and reshaped our understanding of gravity and spacetime. For 228 ...
PBS

Newton's Laws

DIY Science Time is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and ...