Reflective Glass

How To : Make glass mirrors with silver nitrate

Watch this science video tutorial from Nurd Rage on how to make a mirror silvering solution from silver nitrate, ammonia, sugar, and sodium hydroxide. Glass surfaces can be given coatings of silver that make them into mirrors. WARNING: Perform the whole science experiment in ...more

How To : Smoke weed without a lighter using the sun

Ever forget to bring a lighter to light up your favorite smoke? Never fear, because this video shows all you weed or cigarette smokers how to light your doobie without a lighter by using the sun. The concept is easy. Just grab a magnifying glass, piece of glass, a mirror, or a ...more

Making Electromagnetic Weapons : Lasers, Part One

In this series on weaponized lasers, I'll be exploring the function, operation, strength and building instructions for three basic laser weapons; CO2, Diode, and Flashlamp. These laser types are just a few of many, selected because of their simplicity and basic construction (d ...more

Gallery : A Close-Up Look at the Magic Leap One's Optics

For the curious, here are a number of close-up shots of the Magic Leap One's optics and the magnetic attachment that can be swapped out for a version with lenses matching your glasses prescription in the near future. From the Inside If you look closely, you'll notice the hor ...more

How To : Reduce Eye Strain When Using Smartphones

The smartphone has become one of the basic reasons for sore eyes. If you are addicted to your beloved smartphone, there is a fair possibility that your eyes will be paying off its expensive price. If you use your smartphone, tablet, laptop or any other similar gadget consisten ...more

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