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  • Nudge
Your search has returned 13 articles:
  • Feature

    Nudging people to make good choices can backfire

    Nudges are a growth industry. Inspired by a popular line of psychological research and introduced in a best-selling book a decade ago, these inexpensive behavior changers are currently on a roll.

    Policy makers throughout the world, guided by behavioral scientists, are devising ways to steer people toward decisions deemed to be in their best interests. These simple interventions don’t...

    03/08/2017 - 08:00 Psychology, Science & Society
  • Feature

    Deep network

    Gas bubbles effervesce from a mound of muck on the seafloor in a deep submarine canyon off the west coast of Canada. Microbes beneath the sediment belch the bubbles after feasting on the ancient remains of algae, sea critters and their poop: a primordial stew that’s been simmering since long before humans walked the Earth.

    This gassy oasis attracts an odd collection of critters. Worms...

    10/04/2013 - 15:00 Earth, Technology
  • Math Trek

    App for analyzing leafy curves lets amateur botanists identify trees

    Peter Belhumeur just wanted to know what type of tree was outside his apartment. He scanned field guides, looking for willowlike leaves with a wavy, spiked edge, but he couldn’t find the right one. Neither could his neighbors.

    As it happened, though, he was building a tool designed to address just this problem.  Belhumeur is a computer scientist at Columbia University who has worked on...

    08/29/2011 - 16:46
  • News

    Nobel Prize in chemistry commends finding and use of green fluorescent protein

    Making cells glow with a protein borrowed from jellyfish is one of the brightest ideas in chemistry. At least that is what the RoyalSwedishAcademy of Sciences implied when it announced October 8 that the 2008 Nobel Prize in chemistry would be awarded to three scientists who were instrumental in discovering green fluorescent protein, commonly called GFP, and developing the protein as a...

    10/08/2009 - 06:20 Chemistry, Other, Genes & Cells
  • Food for Thought

    How Advertising Is Becoming Child's Play

    Not long ago, food advertising appeared primarily in newspapers, magazines, and television. Today, though, manufacturers are embracing new media to ever more effectively target their youngest consumers: children. A new study conducted for the Henry J. Kaiser Family Foundation analyzes how these companies are feeding their messages to tots.

    The number of Web sites hosting pages for...

    07/27/2006 - 14:57 Biomedicine
  • Math Trek

    A Mathemusical Potpourri

    Are you curious about the sound of pi? What sort of tune is the Dow Jones Industrial Average singing today? How does redwood DNA translate into an environmental symphony?

    Music professor Jonathan N. Middleton and a team of students from the mathematics and computer science departments at Eastern Washington University have created a computer program and Web site that allows you to find...

    09/15/2005 - 12:24 Numbers
  • Feature

    Great Computations

    Computers at home or in the office often sit idle for minutes, hours, or days at a time. The Internet now allows researchers to take advantage of this enormous reservoir of unused computer power.

    More than 1.6 million people have downloaded software to sift through signals collected by the Arecibo radio telescope in Puerto Rico as part of a search for signs of intelligent...

    09/06/2002 - 17:54 Numbers
  • Feature

    Guessing Secrets

    Even on uneventful days, traffic on the Internet can sometimes stutter to a crawl. It gets much worse when millions of people go online at the same time to view the latest images from a Mars expedition, download a trailer for an upcoming Star Wars movie, or take in a titillating fashion show. The mushrooming demand on such days can rapidly clog this worldwide web of computer networks, causing...

    04/01/2002 - 13:07 Numbers
  • News

    Searchers capture a champion megaprime

    A participant in the Great Internet Mersenne Prime Search (GIMPS) has identified the largest prime number yet. When printed out, its digits would fill more than 450 pages of Science News.

    Discovered by 20-year-old Michael Cameron of Owen Sound, Ontario, the new champion prime is 213,466,917 – 1, which runs to 4,053,946 decimal digits.

    A prime is a whole number evenly divisible by...

    12/11/2001 - 11:14 Numbers
  • Feature

    Sneaky Calculations

    Browsing the World Wide Web is a breeze. Just click on a link or type in a Web-page identifier–the so-called uniform resource locator, or URL. More often than not, the requested page appears on your screen within seconds, downloaded from a computer that could be anywhere in the world.

    We owe such reliable, speedy service to a standard set of procedures that governs...

    11/13/2001 - 16:21 Computing