An aerial view of Los Angeles.

From LA to San Francisco in 30 minutes: futuristic travel pod plan launched. Image by Ron Reiring / CC BY 2.0

Pods that carry people at up to 750mph/1200kph in a partial vacuum sound like science fiction but a company is aiming to start testing such a thing next year in California. Hyperloop Transportation Technologies Inc will spend $100 million on building a five-mile test track to see if the system would work. If it does, it could eventually mean passengers would be able to travel from Los Angeles to San Francisco in just 30 minutes. Read more: