DNA
Last Page: The Wrath of Khan
Even IRS auditors will tremble in my presence
35 Who Made a Difference: James Watson
After DNA, what could he possibly do for an encore?
35 Who Made a Difference: Robert Langridge
His quest to peer into the essence of life no longer seems so strange
True or False? Extinction Is Forever
Researchers' efforts to clone the vanished Tasmanian tiger highlight the quandary of reviving long-gone creatures
The Stuff of Genes
Fifty years after the discovery of DNA's structure, the payoff hasn't matched the hype. But really, we've only just begun
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