Kicking, whether we like it or not, has become a crucial component in both how rugby is played and the approach of any team.

Rare earth elements are essential for modern technology, but their similar chemistry makes separation difficult and expensive ...

Many great cities in the world have existed in some form for thousands of years, even when successive rebuildings over the ...

Abstract: We develop a model-free approach for the short-term voltage stability monitoring of a power system. Finite time Lyapunov exponents are used as the certificate of stability. The time-series ...