Mathematica needs you! Add, subtract, divide and multiply your way to victory. Meet the Karate Cats and practice spelling, grammar and punctuation as you chop, kick and smash the challenges. Join ...

Narrator: In the 18th century, the movement to end the slave trade emerged. In Britain a powerful abolition movement inspired by activists and politicians from around the world began to bring about ...

Have you been paying attention to current events recently? See how many of these 10 questions you can get right. Compiled by Michael Gonchar Six Flags announced plans to close some of its parks. What ...

Abstract: Silicon-based millimeter-wave (mm-wave) phased-array technologies are enabling directional wireless data communications at Gb/s speeds. In this paper, we review and discuss the challenges of ...