Science

Astrobiologist Dale Andersen Kicks Off 2024 Antarctic Expedition: Dive Holes Through Ice to Uncover Secrets of Life

2024-11-01

Author: Wei Ling

Astrobiologist Dale Andersen is back in the icy depths of Antarctica, specifically at Lake Untersee, for another groundbreaking field season of research. This endeavor is coordinated through the SETI Institute, dedicated to unraveling the mysteries of life beyond our planet. Let’s dive into the latest developments from this thrilling expedition that could reshape our understanding of astrobiology!

On November 1, 2024, the team experienced clear weather conditions, allowing them to finalize setup for their dive hut and pitch additional tents to expand their field camp. With all hands on deck, they are working to balance vital logistics and the crucial scientific work ahead.

Today marks an important step in their research. The team has successfully drilled a 3.6-meter-deep hole in the ice, located approximately 50 meters from their camp. While some chipping is required to access the water, this hole will provide valuable resources for the coming days before it requires re-drilling due to freezing.

The pristine glacial waters are crucial for the team's survival and research process. With three 5-gallon Igloo coolers filled from this hole, the team can ensure a steady supply of water for both cooking and drinking throughout their stay.

However, these adventurous scientists face a host of challenges. Early this morning, winds howled and snow blew fiercely, but fortuitously, conditions improved, enabling them to drill their first sampling hole in the south basin of the lake. Dan Fillion, a PhD candidate from ISMER-UQAR in Quebec, Canada, is commencing his second field season, contributing significantly to the mission’s scientific aims.

The south basin is particularly intriguing; intense winds have led to thinner ice, approximately 2.5 meters compared to 3.6-4 meters in other areas. This lowered ice thickness allows for quicker drilling, an essential factor given the unpredictable and harsh Antarctic conditions.

As their camp continues to evolve, the researchers are synchronizing their daily tasks and developing a scientific rhythm that not only keeps them warm and safe but also propels their groundbreaking work forward day by day.

Stay tuned as we follow Dale Andersen and his team on this exhilarating journey through one of Earth's most extreme environments. Will their discoveries hold the key to understanding life beyond our planet? The possibilities are endless!