BBC Nature: 'Brinicle' ice finger of death filmed in AntarcticSource: http://www.bbc.co.uk/nature/15835017 (video extracted with StreamTransport) As brine from the sea ice sinks, a 'brinicle' forms threatening life on the sea floor with a frosty fate. A bizarre underwater "icicle of death" has been filmed by a BBC crew. With timelapse cameras, specialists recorded salt water being excluded from the sea ice and sinking. The temperature of this sinking brine,
