Starting this year, Scripps National Spelling Bee contestants not only have to spell words correctly. A controversial new rule means they’ll have to answer vocabulary questions, too. Also, when it comes to reading text, do you prefer...
tiger n.— «In contrast to many cancers, only certain prostate tumors require treatment. Many are slow-growing and pose little threat to health. But separating the “tigers” from the “pussycats”—as oncologists dub...