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Bright Future

Porous silicon proves versatile, but is it real?

By Paul Wallich

Core Questions

Glaciers and oceans reveal a mercurial climate

By Marguerite Holloway

Living Legend

Is the last ground sloth hidden in the Amazon?

By Marguerite Holloway

When Cells Divide

Making space for the next wave of wireless communications

By W. Wayt Gibbs

Cosmic SNUs

Closing in on the "solar neutrino problem"

By Corey S. Powell

The Compton Gamma Ray Observatory

A steady stream of data from this orbiting observatory is painting a portrait of a dynamic and often enigmatic cosmos

By Neil Gehrels, Carl E. Fichtel, Gerald J. Fishman, James D. Kurfess and Volker Schönfelder

MHC Polymorphism and Human Origins

The diversity of human tissue types was generated long before Homo sapiens emerged

By Jan Klein, Naoyuki Takahata and Francisco J. Ayala

Africanized Bees in the U.S.

Africanized honeybees have reached the U.S. from points south As more of them arrive, they will certainly wreak some havoc but perhaps not the type their "killer bee" nickname would imply

By Thomas E. Rinderer, Benjamin P. Oldroyd and Walter S. Sheppard

Drugs by Design

Structure-based design, an innovative approach to developing drugs, has recently spawned many promising therapeutic agents, including several now in human trials for treating AIDS, cancer and other diseases

By Charles E. Bugg, William M. Carson and John A. Montgomery

The Death Cults of Prehistoric Malta

New archaeological excavations reveal that as the ancient island societies suffered from environmental decline, they developed an extreme religious preoccupation with life and death

By Caroline Malone, Anthony Bonanno, Tancred Gouder, Simon Stoddart and David Trump

Current Events

Now that the blizzard of hype has stopped, workers are gradually realizing the promise of high-temperature superconductors

By Philip Yam


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