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Indochinese Refugee Families and Academic Achievement

The children of Southeast Asian boat people excel in the American school system. A review of the factors underlying this achievement suggests that the U.S. educational crisis is more social than academic...

By Nathan Caplan, Marcella H. Choy and John K. Whitmore

Mud Volcanoes of the Marianas

Mantle rock, transformed into serpentine mud by fluids distilled from the subducting Pacific plate, oozes up along faults near the Mariana Trench to form mountains on the seafloor

By Patricia Fryer

Cancer Cell Invasion and Metastasis

The most life-threatening aspect of cancer is the undetected spread of tumor cells throughout the body. Improved understanding of how these cells invade tissues is leading to new treatments...

By Lance A. Liotta

The Mammals of Island Europe

A mine at Messel in Germany has yielded magnificently preserved fossils of mammals that roamed Europe when it was an island. They clarify a key phase in evolutionary history

By Gerhard Storch

Laser Trapping of Neutral Particles

Lasers can be used to trap and manipulate electrically neutral particles. These techniques have allowed scientists to cool vapors to near absolute zero, develop new atomic clocks and stretch single molecules of DNA...

By Steven Chu

Turquoise in Pre-Columbian America

Before the conquistadores arrived, this gem's religious and economic significance in Mesoamerica helped to create extensive trade and cultural exchanges with the American Southwest

By Garman Harbottle and Phil C. Weigand

Nikolai V. Timoféeff-Ressovsky

Controversy surrounds this Russian-born geneticist, whose major scientific achievements were made in Nazi Germany and who was later convicted of treason by the Soviet Union

By Diane B. Paul and Costas B. Krimbas

Picture Perfect

Europe has bet heavily on HDTV. The outcome may presage whether 1992 will mark the emergence of a unified technological power.

By Elizabeth Corcoran


  • 50 and 100 Years Ago: February 1992

  • Riding on Air

  • Further References

  • Letters

    Letters to the Editors, February 1992

  • Errata

  • Recommended

    Book Reviews, February 1992

  • Profile

    The Mephistopheles of Neurobiology

  • Mathematical Recreation

    The Kissing Number

  • Science and the Citizen

    Early Arrivals

  • A Confusing Little Ice Age

  • Night Heat

  • New Whoof in Whorf

  • The End of Clumpiness?

  • Shear Bliss

  • Abyssal Proposal

  • Life in the Fast Lane

  • Departments

    The Discreet Disappearance of the Bourgeoisie

  • Why Only One Big Bang?

  • Technology and Business

    A Better Red

  • Making Antisense

  • It's a Wrap

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