Electrical engineers work with electricity in its many forms – from the electrons to the large scale magnetic fields. In…

New human-related challenges – providing ready access and easy mobility for the elderly and physically challenged to all structures. Technologies…

This is a continuation of the story about Bridges. Here are many more interesting examples of bridges Lujiazui Circular Pedestrian…

In 1965, DuPont chemist Stephanie Kwolek set out to develop a material for tires, but she inadvertently created something five…

Poly Chlorinated Biphenyls (PCBs) – A family of 209 chlorine-based compounds with a similar chemical structure. They were used for…

A prosthesis is an artificial limb (an artificial substitute) that replaces a missing leg or arm due to disease, accidents,…

Reduce, Reuse, Recycle Recycling is the process of collecting and processing materials that would otherwise be thrown away as trash…

Cloth, textile or fabric are similar names for manufactured material. They are made by weaving or knitting fibres together. Cloth…

Anatomy of a Firework – amazing interactive image with labels and descriptions Fireworks put on a dazzling, colorful chemical show.…

Electricity is the flow of electrical power or charge. It is both a basic part of nature and one of…

Electricity, late 19th century Electricity – a general term that covers a variety of phenomena resulting from the presence and…

electromagnetic radiation – Energy travels throughout the universe at the speed of light. It does so in the form of…

The heart is a muscular organ in all vertebrates responsible for pumping blood through the blood vessels by repeated, rhythmic…