By age 2, most kids know how to play pretend. They turn their bedrooms into faraway castles and hold make-believe tea parties ...

Immigration enforcement is sowing chaos in Minneapolis and across the country. Democrats, elections officials and civil rights groups fear it could interfere with this November’s elections — and are ...

Abstract: We propose a novel low peak-to-average power ratio (PAPR) reduction technique for orthogonal time sequency multiplexing (OTSM) using an adaptively scrambled Walsh-Hadamard transform (S-WHT).

Rena Cohen’s first Sunday puzzle gives something to everyone. By Caitlin Lovinger Jump to: Tricky Clues | Today’s Theme SUNDAY PUZZLE — Will Shortz, in his print introduction to this grid, writes: ...