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The Hidden Genetic Program of Complex Organisms

Biologists assumed that proteins alone regulate the genes of humans and other complex organisms. But an overlooked regulatory system based on RNA may hold the keys to development and evolution

By John S. Mattick

Dying to See

Studies of the lens of the eye not only could reveal ways to prevent cataracts but also might illuminate the biology of Alzheimer's, Parkinson's and other diseases in which cells commit suicide

By Ralf Dahm

A Universe of Disks

New research reveals the dynamics of the spinning disks of gas that surround young stars and gargantuan black holes

By Omer Blaes

Fixing the Vote

Electronic voting machines promise to make elections more accurate than ever before, but only if certain problems--with the machines and the wider electoral process--are rectified

By Ted Selker

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