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Assignment: Impossible

Assignment: Impossible

Exploring the area between the unknown and the impossible.

Too Hard For Science? Re-creating Earth's dynamo

Is a miniature version of Earth's magnetic field too big for scientists to handle? In "Too Hard For Science?" I interview scientists about ideas they would love to explore that they don't think could be investigated...

September 14, 2011 — Charles Q. Choi

Visions: The Sound of Their Wings

In the series "Visions," science fiction about the very latest research will be paired with analysis looking into the facts behind the fiction. The goal is to marry ripped-from-the-headlines science fiction with analysis into the possibilities hinted at by new discoveries...

September 6, 2011 — Charles Q. Choi

Cities Might Influence Not Just Our Civilizations, but Our Evolution

Cities reverberate through history as centers of civilization. Ur. Babylon. Rome. Baghdad. Tenochtitlan. Beijing. Paris. London. New York. As pivotal as cities have been for our art and culture, our commerce and trade, our science and technology, our wars and peace, it turns out that cities might have been even more important than we had suspected, influencing our very genes and evolution.Cities have been painted as hives of scum and villainy, dens of filth and squalor, with unsafe water, bad sanitation, industrial pollution and overcrowded neighborhoods...

August 17, 2011 — Charles Q. Choi

A Modest Proposal: Transparent Tablets

In the series "A Modest Proposal," my colleagues and I will propose inventions and projects that I think are eminently doable and would love made real.

August 15, 2011 — Charles Q. Choi

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