Today the ATLAS1 collaboration at CERN2 celebrates the lowering of its last large detector element. The ATLAS detector is the world’s largest general-purpose particle detector, measuring 46 metres ...

And now this note of correction from yesterday's program. Our item about the gigantic jigsaw puzzle - the one with nearly 34,000 pieces, the one that is 18 feet long and 5 feet wide when assembled - ...

SALT LAKE CITY — He is the creator of the largest wall puzzle in the world (20 feet by 60 feet); he's produced a puzzle with more pieces (60,000 of them) than any puzzle in history; he's sold more ...

Sarah Schuler (left) and Lauren Kautz (right) took home 15th place out of 747 other pairs at the World Jigsaw Puzzle Championship in Spain. CATHY WURZER: Tickets went live today for one of the largest ...