Rare rocks buried deep in central Australia have revealed how a valuable niobium deposit formed during the breakup of an ...
Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...
Pannotia occupies an awkward position in Earth science. It is described in textbooks and review papers, yet its outline remains faint. The proposed supercontinent is said to have existed around 600 ...