Mercury, also called quicksilver, is a chemical element in the periodic table that has the symbol Hg and atomic number 80. A heavy, silvery, transition metal, mercury is one of five elements that are ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. The ...

There are four new seats at chemistry’s venerable periodic table, added by international judges for work performed by scientists at Lawrence Livermore National Laboratory and in Japan and Russia. With ...

The periodic table is one of those classic images that you find in many science labs and classrooms. It’s an image almost everyone has seen at some time in their life. Who can forget the periodic ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...