Sweepstakes casinos like Chumba have reshaped online casino gaming in the U.S., offering players a legal way to enjoy slots, table games and live dealers while playing for cash prizes. Instead of ...

Brett Gallant of Team Canada sweeps the stone during a training session Wednesday in Cortina d'Ampezzo, Italy. Carmen Mandato / Getty Images Curling is one of the Winter Olympics’ most beloved sports, ...

The variable-sweep wing for unmanned aerial vehicle (UAV) can greatly improve the aerodynamic performance at high-speed and low-speed by changing the sweep angle. In this paper, a shear variable-sweep ...