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A Sharper View of the Stars

A new generation of optical interferometers is letting astronomers study stars in 100 times finer detail than is possible with the Hubble Space Telescope

By Arsen R. Hajian and J. Thomas Armstrong
Making Sense of Taste
The Sciences

Making Sense of Taste

How do cells on the tongue register the sensations of sweet, salty, sour and bitter? Scientists are finding out and discovering how the brain interprets these signals as various tastes

By David V. Smith and Robert F. Margolskee
Controversial Anthropologist Napoleon Chagnon, Who Chronicled the Lives of the Yanomamö, Has Died
Policy & Ethics

Controversial Anthropologist Napoleon Chagnon, Who Chronicled the Lives of the Yanomamö, Has Died

The embattled researcher answers a book’s charges that he incited and exaggerated the violence of the Yanomamö in this profile from 2001

By Kate Wong

Sculpting the Earth from Inside Out

Powerful motions deep inside the planet do not merely shove fragments of the rocky shell horizontally around the globethey also lift and lower entire continents

By Michael Gurnis

If Humans Were Built to Last

PERSON DESIGNED FOR A HEALTHY OLD AGE might possess the features highlighted here, along with countless other external and internal adjustments.

By Bruce A. Carnes, Robert N. Butler and S. Jay Olshansky

Evolution: A Lizard's Tale

On some islands in the Caribbean, evolution seems to have taken the same turn-- over and over and over again

By Jonathan B. Losos

The Geography of Poverty and Wealth

Tropical climate and lack of access to sea rade have hurt the poorest nations. But new aid programs can point the way to prosperity

By Jeffrey D. Sachs, John L. Gallup and Andrew D. Mellinger


  • From the Editor

    The Future of Human Evolution

  • Letters

    The Mail

  • Recommended

    Who Owns Your Body?

  • Anti Gravity

    Sound Proof

  • 50, 100 & 150 Years Ago

    50, 100 and 150 Years Ago: Before Technical Outerwear, Canals on Mars and Open Sore

  • Wonders

    The Needy Porcupine

  • In Brief

    In Brief, March 2001

  • Data Points: March 2001

  • Mathematical Recreation

    Easter is a Quasicrystal

  • Amateur Scientist

    Geotropism, One Last Time

  • Science and the Citizen

    Trapped over a Chip

  • Out in the Cold

  • Pour Me Another

  • Volcanic Accomplice

  • Skin So Fixed

  • Scotchgard Scotched

  • Music of the 'Spheres

  • Scratching an Old Theory

  • Copernican Counterrevolution

  • Sloppy Feeding

  • By the Numbers

    Sprawling into the Third Millennium

  • Working Knowledge


  • Connections

    French Leave

  • Cyber View

    To Protect and Self-Serve

  • Technology and Business

    Plenty to Sniff At

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