When the United States claimed sovereignty over a handful of overseas territories around the turn of the 20th century, object lessons in American patriotism followed straight away.
The American flag was immediately raised above schoolhouses and government...
Santiago Acosta left his native Venezuela in 2011 to continue his graduate studies in the United States. He started out at San Francisco State University, then headed to the opposite side of the country to do his Ph.D. at Columbia University, and then...
The universe is awash in sound.
So declared teams of scientists from around the world last summer. As reported in Smithsonian Magazine, the scientists said they’d discovered a new kind of gravitational wave that creates a constant, ambient hum. The...