The unusual temperature fluctuations recorded at a key Paris weather station have sparked an official investigation after a trader on Polymarket reportedly earned around $37,000 from highly improbable ...

A hair dryer? A lighter? A lucky coincidence? Authorities in France are investigating possible tampering with a weather monitoring device at Charles de Gaulle Airport in Paris after an unusual ...

Prediction markets may have a new insider-trading headache: weather manipulation. On April 15, an anonymous Polymarket trader made a long shot bet that 18 degrees Celsius would not be the highest ...

The authorities said a Paris airport weather sensor may have been tampered with as large wagers were placed on the betting site. By Jonathan Wolfe and Ana Castelain Ana Castelain reported from Paris.