The 20th century was marked by the discovery of exotic states of matter. First, liquid helium was observed to flow without friction at extremely low temperatures, a phase now known as superfluid. Soon ...
Human history is often told through kings, empires and machines, but a single reactive metal quietly underpins much of that ...
An international team of researchers has systematically measured the β-decay half-lives of 40 nuclei near calcium-54, ...