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Vaccine side effects probed

Immunization demystified

Beyond the rhetoric

The golden state's golden opportunity

A wake-up call to all who care about science -- or for that matter, prosperity

A reality check on overhauling the health-care system

Aging might be a genetic accident

Forty years of heart transplants

After honing their skills on organisms of all stripes, scientists are within reach of sequencing human genomes at bargain prices