The great ice streams of the Antarctic and Greenland are like frozen rivers, carrying ice from the massive inland ice sheets ...

For the first time, an international team of researchers has shown that countless tiny ice quakes take place in one of ...

The research station and borehole are located on the North East Greenland Ice Stream (NEGIS), significantly contributing to ...

The Arctic temperatures were likely the culprit, creating a phenomenon called a “frost quake” in Siouxland ... fell more than 50° with many spots recording morning low temperatures well ...

This layer stops the quakes from propagating to the surface ... optic cable 1,500 metres into the borehole and record signals from inside the ice stream continuously for 14 hours.

As ice quakes occur frequently over a wide area in the researchers ... ETH professor Fichtner lowers a fibre-optic cable 1,500 metres into the borehole in or-der to record signals from inside the ice ...