
Obesity: An Overblown Epidemic?
A growing number of dissenting researchers accuse government and medical authorities—as well as the media—of misleading the public about the health consequences of rising body weights

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Obesity: An Overblown Epidemic?
A growing number of dissenting researchers accuse government and medical authorities—as well as the media—of misleading the public about the health consequences of rising body weights

How Animals Do Business
Humans and Other Animals Share a Heritage of Economic Tendencies--Including Cooperation, Repayment of Favors and Resentment at Being Shortchanged

Making Cold Antimatter
Low-energy atoms of antihydrogen will enable researchers to test a fundamental property of the universe

Doubt Is Their Product
Industry groups are fighting government regulation by fomenting scientific uncertainty

Buying Time in Suspended Animation
An ability to put the human body on hold could safeguard the critically injured or preserve donor organs for transport. Does the power to reversibly stop our biological clocks already lie within us?

Inconstant Constants
Do the inner workings of nature change with time?

The Morning of the Modern Mind
Controversial discoveries suggest that the roots of our vaunted intellect run far deeper than is commonly believed

Conversational Computers
Efforts to make computers speak naturally will let machines better communicate meaning