A ring cooled in liquid nitrogen will jump higher than an identical ring that is at room temperature. Contrary to popular belief, this is not a demonstration of Lenz' law. The current induced in the ...

Three Bulgarian nationals were allegedly part of a group which carried out surveillance on opponents of the Russian state, ...

A Russian spy ring plotted “high-level espionage” including honey-trapping their targets from their base in the UK, the Old ...

But Zach did manage to solder the two halves on the ring together live on stage ... s more than one way to stack resistors. If this demo leaves you wanting to hear more of what Zach’s adventures ...

Show that it is easy to put the ball through the ring. Light the blowtorch and heat the ball evenly, waving the flame over all parts of the ball. Turn off the blowtorch. Show that the ball no longer ...