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Medical historian Howard Markel discusses his book An Anatomy of Addiction.
Researchers are closer to developing the first antidote for cocaine toxicity in humans.
Many cigarettes are only two-thirds tobacco, and contain hundreds of additives, such as antifreeze, cocoa shells, and liquorice.
Although more states are voting to allow medical use of marijuana, it's still a politically sensitive topic.
A new book collects essays on the science, history, politics, and medicine of marijuana.
In this month's Science Diction, we look at the origins of the word 'comet.'
The comet ISON, discovered by two amateur astronomers last year, will zoom past ...
The European Space Agency’s Philae lander is the first probe to touch down on a ...
The Rosetta spacecraft has detected the scent of a comet...and it stinks.
As Comet ISON skirts the sun, it could be destroyed—or emerge, even more spectac...
\tIn 2011, comet Lovejoy traveled through the sun’s corona and lived to tell the tale. But its tail was the most telling. Reporting in the journal Science, Cooper Downs, an astrophysicist at Predictive Science Inc. in San Diego, Calif., says that the wiggly path of the comet’s tail helps explain the sun’s magnetic field. \t