More than 80 AAAS volunteers deployed jelly beans, Braille lettering and auditory illusions to creatively demonstrate the science of the five senses to thousands of curious participants at the 5th USA Science & Engineering Festival in Washington, D.C.

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Second Century Stewardship fellows took part in a communications workshop designed to improve how scientists share their research with the public.

Examples of “fake news,” such as a report that Pope Francis had endorsed Donald Trump’s presidential campaign, are the equivalent of a bad cold in the body politic, says Dan Kahan, a professor of law and psychology at Yale University. But much more troubling, he told a session of the 2017 AAAS Annual Meeting, are the “toxic memes” Trump has mastered that represent what he called “a cancer” on enlightened democracy.