As the forward swing begins, Nishikori’s arms and racquet rotate radically upward in the opposite direction, significantly increasing the amount of upward lift—or brushing effect—when the ...

Erasto Mpemba’s observations initiated decades of research into the Mpemba effect: whether a liquid (typically water) which is initially hot can freeze faster than the same liquid which begins cold.

Chicago area food pantries could lose millions in federal funding as the U.S. Department of Agriculture plans to freeze over $1 billion ... carry a possible ripple effect that could be devastating ...