Discover the significance of rare-earth elements, their applications in technology, and the global race for their resources.

The periodic table represents and organizes all known chemical elements on the basis of their properties. While the importance of this table in chemistry is uncontroversial, the role that it plays in ...

Science fiction has always needed materials that don't exist. How else do you explain a lightsaber, power a warp drive, or make a superhero's shield indestructible? Over a century of storytelling has ...