Reuters
- Scientists offered a new explanation for the huge craters that keep appearing in Siberia.
- These craters, first spotted in 2012, can be more than 160 feet deep and over 65 feet wide.
- They may be due to hot time bombs made of natural gas building up under the frozen ground.
Scientists are putting forward a new explanation for the giant exploding craters that seem to be randomly appearing in the Siberian permafrost.