Search results for “Goggles”

What are my sunglasses good for?

Sunglasses are important – and not just because they look cool: UV radiation can cause cataracts. But how do I know if my sunglasses really filter out UV radiation? Does it depend on the price? How does the protection work at all? You asked, we have the answers. More information about sun protection

Turn a Quarter into Copper!

Through the scientific magic of chemical and exothermic reactions, we are going to turn a USD Quarter into copper. By superheating the coin until red hot, and then dowsing it into a methanol bath we can achieve a pretty amazing reaction. Watch and find out. We do not recommend attempting this on yo