An incredibly rare audio recording of arguably the world's most famous theoretical physicist, Albert Einstein, is set to go up for auction tomorrow, May 4. Perhaps even more startling are the ...

Albert liked doing puzzles, reading books about nature, and playing violin. He was fascinated by the invisible magnetic force that makes compasses work. And he was very curious about math.

Many people call Albert Einstein a genius. But most people – even those who call him a genius – don’t understand his discoveries well enough to explain them. For example, if you ask adults ...

Albert Einstein playing the violin, 1932.. Photo: Getty Images. Asked to picture a genius and nearly all of us will picture Einstein at his chalkboard (or, thanks to that famous photo, sticking ...