[Willem Koopman aka Secretbatcave] was looking at a master clock he has in his collection which was quite a noisy device, but wanted to use the matching solenoid slave clock mechanism he had to hand.

[Willem Koopman aka Secretbatcave] was looking at a master clock he has in his collection which was quite a noisy device, but wanted to use the matching solenoid slave clock mechanism he had to hand.

The Keefer Bar, located in Vancouver’s Chinatown, has the appearance of a postwar back-alley Asian apothecary-cum-opium-den. Behind the bar are jars of medicinal herbs—astragalus, magnolia bark, a ...

PROVIDENCE, R.I. -- Artist and start-up consultant Shin Ae has always been interested in the intersection of science and art. It’s what led her to her first job, working in a cancer research ...

Two identical tuning forks mounted on resonance boxes are struck with rubber mallets to show they have identical tones. A small piece of putty is added to one tuning fork to alter it's frequency. When ...

A tuning fork (mounted on a resonance box) is made to resonate when a second identical tuning fork is rung nearby. This is beacause the first tuning fork's driving frequncy is the same as the second ...