Deep in the core of most galaxies, hidden by spinning clouds of gas and dust, black holes spin like cosmic engines. These giants — some are billions of times heavier than our sun — can shoot out ...

The Sun’s magnetic field is invisible to our eyes, but it quietly shapes everything from the shimmering auroras over the ...

Vinod M. Menon and his research group at The City College of New York shows that trapping light inside magnetic materials may dramatically enhance their intrinsic properties. Strong optical responses ...