The synchronized swing
When cells choose team play
The sovereign spine of great teams
Finding your own frequency
007skaty Suspended from a single wooden beam, two pendulum clocks synchronize their swings through coupled oscillation caused by tiny shared vibrations.
In which year did Christiaan Huygens discover that pendulum clocks could synchronize their swings?
What physical medium allowed the vibrations to travel between Christiaan Huygens' two pendulum clocks?
007skaty Ali Javan's invention demonstrates how atomic resonance locks light into held coherence.
Who created the first gas laser (helium-neon) that produced continuous coherent light in 1960?
What makes coherent laser light different from the light emitted by a standard household light bulb?
Acoustic levitation: Scientists can use high-frequency sound waves to float small objects, like water droplets or insects, mid-air by trapping them in acoustic pressure nodes.
007skaty Tune the walking bridge to discover how held coherence keeps it standing on its own.
How many dampeners did engineers install to stop the Millennium Bridge from wobbling before it reopened?
In what year did London's Millennium Bridge open and immediately experience severe wobbling from pedestrian footsteps?
What physical property must a singer's voice match to cause a crystal glass to shatter?