The Floating Screwdriver Trick

Ben from NightHawkInLight performed an awesome trick by making a screwdriver ‘magically’ float in mid-air with nothing but air holding it up! He used an air compressor gun to blow air at the tapered section of the handle, the weight of the screwdriver is balanced enough to allow it to float. Watch the video below.

The Design Of The Aluminum Beverage Can

Bill Hammack from the Engineer Guy explains the remarkable process that went into making and designing the aluminum beverage can. He explains why it is cylindrical, outlines the manufacturing steps needed to created the can. Watch the video below.

Zack King’s Best Magic Tricks from 2014

Zach King posted his personal favorite vines from 2014 on his YouTube channel. The Los Angeles-based filmmaker show off his sharp editing skills. In one he is seen pulling a live kitten from still images on a monitor, another shows him flicking the icons from his iPhone onto a table, while in a third he puts a… Continue reading Zack King’s Best Magic Tricks from 2014

Creating a Sun-Powered Death Ray

Kevin Moore and Grant Reynolds from What Could Possibly Go Wrong? on the Science Channel attempted to create a focused beam of light hot enough to melt bronze. To accomplish this goal, they will only use the lenses of old projection TV’s and the abundant light of the sun. Watch the video below.

Turning Soda Cans Into Liquid Metal

Grant Thompson from YouTube Channel “The King of Random” demonstrates just how to turn recyclable aluminum cans into awesome metal objects by melting them down to liquid metal. Watch the video below.

Schlieren Optics: Making The Invisible Visible

Harvard Natural Sciences Lecture Demonstrations conducted a demonstration of an optical technique that allows us to see small changes in the index of refraction in air, which made visible by Schlieren Optics. A point source of light is reflected from a concave mirror and focused onto the edge of a razor blade, which is mounted… Continue reading Schlieren Optics: Making The Invisible Visible