To get to the fastest-melting glacier in Antarctica, flying on a helicopter over icy seas is mandatory. Our science reporter Raymond Zhong learns what to do in case of a helicopter crash.
By Raymond Zhong, Christina Thornell, Kassie Bracken, Leila Medina, Thomas Vollkommer, Edward Vega, Jon Hazell, Stephanie Swart and Phil Caller
December 24, 2025