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Articles by Charles Q. Choi

Research suggests that acceleration can stabilize shaky suitcases.

Charles Q. Choi, Contributor

Physicists show how switching positive and negative charges in graphene could make the first quantum time mirror.

Charles Q. Choi, Contributor

New findings suggest current oxygen-producing bacteria borrowed the ability from a possibly extinct lifeform.

Charles Q. Choi, Contributor

Research finds that introducing crack-resisting structures makes steel tougher against fatigue.

Charles Q. Choi, Contributor

A new model describes how floating ice can get jammed in a narrow strait, creating a giant frozen walkway.

Charles Q. Choi, Contributor

Researchers used light-based technique to examine 195-million-year-old bone's chemical contents.

Charles Q. Choi, Contributor

Reanalyzed foot and handprints may date to thousands of years before many thought the roof of the world was settled.

Charles Q. Choi, Contributor

Clouds above giant planet beyond our solar system are made from the same mineral as rubies and sapphires.

Charles Q. Choi, Contributor

Computer program extrapolates video from a single image.

Charles Q. Choi, Contributor

Massive pulse gave off more energy than the sun emits in a month.

Charles Q. Choi, Contributor