On March 15, 1813 John Snow was born here, the eldest of William and Frances Snow’s nine children. William Snow earned his living as a labourer in a local coal-yard which serviced the numerous barges ...
Gold trapper: Scanning electron microscope image of Au 3+ extraction and reduction by graphene oxide/chitosan sponge; Au 3+ is shown in yellow. (Courtesy: Kou Yang) A new type of composite material is ...
Left and right Diagram showing how left circularly polarized (LCP) light is converted by the bifocal lens into separated beams of LCP light and right circularly polarized (RCP) light. (Courtesy: Fan ...
In this video we make chloroform from bleach and acetone. The yield is a little lower than expected because I used an 11% excess of acetone, which is too much. Shin Lim Americas Got Talent ...