The content in chlorine does not exceed ... that indicated by Mendeleef for ekabor, an element the existence of which was predicated by the periodic law. In 1794, Gadolin had separated from ...

The Laboratory in Blue Prince is home to two puzzles: the periodic table puzzle and the machine puzzle. Both puzzles are ...

If you're stuck solving the periodic table puzzle in the Blue Prince Laboratory, we have all the hints you need to figure it out.

Heavy metal first hit the airwaves back in the 1970s and 80s, but many of the elders of metal continue to rock, shred, thrash ...

118 Elements and Their Symbols and Atomic Numbers:The Periodic Table is a well-organized chart that contains all 118 known ...

So why do so many life-forms breathe oxygen? There are probably thousands of kinds of metabolisms, or chemical processes that maintain life, said Donald Canfield, a geobiologist at the University of ...

President Trump wants European countries to start buying U.S. chicken and eggs. But the U.K. and E.U. think American poultry ...

Particle-accelerator study focuses on the r-process thought to be responsible for forming elements heavier than iron ...