Chemistry

Ferrofluid, first developed by NASA in the 1960s, consists of nano-sized magnetic particles suspended in a liquid. Your students will be fascinated as you demonstrate the unique properties of this nanoscience material and produce interesting 3-dimens...

A magnetic liquid, also known as a ferrofluid, may seem like a space-age concept. That's because it is! Now you can prepare a ferrofluid and demonstrate the concept that was invented by NASA in the 1960s to control liquids in space. The procedure is ...

Combine two clear liquids and heat them, then watch as the mixture produces vivid color changes from red to green to blue as it cools. From skin mapping to circuit board testing to mood rings, liquid crystals have amazing modern applications. Liquid ...

Gold nanoparticles-otherwise known as colloidal gold-have a long history dating back more than 1000 years. Discover the beautiful properties of ruby-red colloidal gold in this introduction to nanotechnology demonstration. Reacting a very dilute solut...