Articles written by Alex Cooke
Inauguration weekend was an absolute whirlwind for Washington D.C. as well as the nation at large. Opposing forces converged on the nation's capital, and this short film from NPR is a striking encapsulation of the events and people of varying personalities, gender, beliefs, race, and walks of life that made their voices heard as Donald Trump became the 45th president of the United States.
We've all heard of sonic booms, which occur when the shock waves produced by an object traveling faster than the speed of sound accumulate to produce a giant pressure wave, but what about "photonic" booms? Researchers have just shown that indeed, light exhibits the same effect, and they used a camera that records 100,000,000,000 frames per second to show it.