Exotic states of matter known as time crystals are largely considered a quantum phenomenon. Now, a team from New York ...

Physicists at NYU have discovered a new type of time crystal—an exotic state of matter whose particles rhythmically “tick” while levitating on sound waves.

According to the team, this discovery not only advances understanding of time crystals but could also help understand natural processes like circadian rhythms.

If you can live with some sacrifices, the i.Sound Time Travel iPod alarm clock offers an inexpensive and attractive way to wake up to music from your iPod. Donald Bell Senior Editor / How To Donald ...