Prediction markets are grabbing headlines, but the two biggest names in it, Polymarket and Kalshi, aren't publicly traded.

One of the most deadly and dangerous volcano hazards isn’t lava. Mudflows called lahars can come without clear warning.

As the US and Israel prepared for war and later launched strikes against Iran, traders on online prediction markets wagered over $1 billion on every aspect of the conflict.

By Hugo Francisco de Souza A large NHS screening study shows that artificial intelligence can detect subtle signals in ...