Scientists try tapping 'ice that burns'

[newrhymes]

Researchers may have found a way to extract large amounts of natural gas from methane hydrates -- ice-like structures that might contain more energy than all the world's coal, oil and conventional natural gas combined.

Massive amounts of frozen natural gas are buried far below the ocean floor and Arctic permafrost, but the compounds are highly unstable when they experience changes in temperature or pressure. >> more info