A huge fault in the Earth's crust near Los Angeles is leaking helium, researchers have found.
They say the unexpected find sheds new light on the Newport-Inglewood Fault Zone in the Los Angeles Basin.
It reveals the fault is far deeper than previously thought, and a quake would be far more devastating.
It follows a report from the U.S. Geological Survey has warned the risk of 'the big one' hitting California has increased dramatically.
Read more: http://www.dailymail.co.uk/sciencetech/article-3143818/Helium-LEAKING-massive-earthquake-fault-LA-raising-fears-big-one-devastating-thought.html#ixzz3eYLqm9NR