Headlines

Tsunami of dirt: What caused Nepal's deadly glacial flood?

More than 150 people are dead and hundreds more are missing after an enormous wave of water, ice, mud and rock cascaded more than 170 kilometers (106 miles) down the Bhote Koshi River valley in Nepal. The valley is the main link between Kathmandu in Nepal and Lhasa in Tibet. At

Using AI to thwart election misinformation

Election rumors, such as unverified accounts of voter fraud, have run rampant in the U.S. in recent years. Powered by the speed of social media and artificial intelligence (AI), it can be hard for people to know what messages to trust. Now, a team led by Caltech researchers is