The Great London [01/25/17] 

  • Oceans: Debut of the global mix-master

    Trekking across the high Canadian Arctic almost 20 years ago, Howie Scher had an unexpected encounter that helped fix the course of his career.The Antarctic Circumpolar Current blocks the Southern Hemisphere equivalent of the Gulf Stream from delivering heat to Antarctica, Scher says [Credit: adapted from Nature]An undergraduate o…