Earth’s core could contain helium from the early solar system. The noble gas tucks into gaps in iron crystals under high pressure and temperature.

Earth appears to be a chill blue planet, but deep down, it’s really a metalhead. Its outer core is mostly molten iron (and ...

These elements tend to come from two specific areas of the periodic table: the d-block metals like cobalt, nickel, and iron, and the f-block actinides lanthanides, which include the rare-earth ...

The surprise discovery that one of the lightest elements in the Universe can bind to iron under high pressure to form iron ...

Iron is the main ingredient in various forms of iron and steel, but the various types of metals contain other elements as well. Sometimes these elements are unwanted; other times they're ...

Some substances, like particles of this iron, contain only one kind of atom. Iron is an element. It is made of only one type of atom: iron atoms. Sulfur is another element. It contains only sulfur ...

Can an iron structure stand tall for 1,600 years without rusting, despite being exposed to the elements? It seems implausible, considering the supposed lack of technology at the time of its ...

Methods for removing existing carbon from the atmosphere are in the works, and some experts are arguing in favor of iron fertilization, a geoengineering approach which would help oceans trap ...

These power the ceramic heating element, as well as provide the soldering iron handle access to the thermocouple that’s placed near the actual tip. With a simple diagram [Clive] explains how ...