Hint: they're very important, and we know very little about them.
The mega-berg has calved!
Already outdated, but here it is...
It's hanging on by a thread. A 13 km thread, but a thread nonetheless.
A summary of my PhD research, as published on SciEnvy's blog today.
The crack(en) is propagating at an alarming rate, and looks likely to trigger the calving of an iceberg a quarter of the size of Wales.