Imagine stepping back in time to Earth 2 billion years ago,long before forests, dinosaurs, or even fish. Step into Earth’s ...

When you're looking for a garden full of blooms from spring to fall, you'll need to choose carefully. Look for reblooming and ...

Tb 3+ -based gain materials possess potential for the realization of efficient and compact continuous wave and Q-switched visible lasers [1] , [2] , [3] . When pumped in the cyan-blue at around 486 nm ...

Imagine the magnificent glaciers of Greenland, the eternal snow of the Tibetan high mountains, and the permanently ice-cold ...