Cup That Holds Water but Can’t Hold Mercury Interesting look at a lead cup that can old water but is porous to mercury. This reminds me of the Superfluid Helium: Facebook Prev Article Next Article Experiments Checkout these cool gadgets... Related Posts The Power of The Mini Arc Furnace Here’s One Way to Defy Gravity – Helium + Man with Wings A Weird New Supercooled Material Crystallizes and Glows When Touched Exploding Ball Bearings in Slow-mo Tire Ski Jumping from Japan Weird – Cockroach Leg Stimulated With Music