50 years ago, a millionth of a degree above absolute zero seemed cold
Excerpt from the July 8, 1967, issue of Science News
![computer simulation of an ultraclold cloud of atoms](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2017/07/060517_EC_cold-atoms_main.jpg?fit=860%2C460&ssl=1)
CHILL OUT Scientists create ultracold clouds of atoms to study a state of matter called a Bose-Einstein condensate, shown above in a computer simulation.
NIST