The periodic table of the elements This figure is a tabular arrangement of the spi'al (fig. 2) and represents a “chart of matter” with the longitudes or groups and latitudes or periods.

A longstanding mystery of the periodic table involves a group of unique elements called lanthanides. Also known as rare earth ...

A condition long considered to be unfavorable to electrical conduction in semiconductor materials may actually be beneficial ...

For years, astronomers puzzled over the mystery of where the heaviest elements in the universe—like gold, uranium, and ...

For years, scientists have puzzled over why Earth and Mars are missing certain key elements. Now, a fresh study suggests ...

This is intended as a quick reference and showcase. For more complete info, see John Gruber's original spec and the Github-flavored Markdown info page. Note that there is also a Cheatsheet specific to ...

Classical molecular dynamics (MD) neglect the motion of electrons and consider system energy as a function of atomic nuclear coordinates only based on the empirical force field. It can be used to ...