"Jaja's African Hair Braiding" opens at Chicago Shakespeare Theater, “Too Hot To Handel: The Jazz-Gospel Messiah” at the ...

Solid-state clock Illustration of how thorium atoms are vaporized (bottom) and then deposited in a thin film on the substrate ...

Chinese researchers have developed the world's smallest and most robust atomic clock that can survive the rigors of war.

Utilitarian water tower designs are getting bold new architectural treatments and experimental forms in Sweden.

Learn more› By Annie Chou Annie Chou is a writer focused on sleep. She has tested several sunrise alarm clocks, white noise machines, and other sleep-related gear. After a new round of testing ...