Prediction platforms pitch themselves as tools for insight, but eye-catching bets on real-world events are raising questions about access, integrity and regulation.

Global financial markets are responding to the US attack on Venezuela that deposed President Nicolás Maduro, who is expected to appear in a New York court today.

Wall Street's main indexes opened higher on Monday as technology stocks recovered and oil companies surged following the capture of Venezuelan President Nicolas Maduro by the United States in a milita...

"Canadian oil will be competitive because it is low risk - clearly low risk - (and) low cost," he said.