In the past four years, the value of a single bitcoin has soared from approximately $500 in 2014 to a current value of $6,000 and has worked its way into every type of financial transaction, from buying phone credits to shopping for clothes online. Now, researchers led by Stevens Institute of Technology show that Bitcoin’s value can be manipulated by public sentiment, verifying, for the first time, that social media and Bitcoin prices are linked—but not without a surprise.