A luxury cruise ship exploring Antarctica became surrounded by thick pack ice near McMurdo Sound. The U.S. Coast Guard Cutter Polar Star assisted, breaking up the ice in a coordinated operation that allowed the Scenic Eclipse II to continue its journey. | The Weather Network

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Meta’s Network Journey to Enable AI | Hany Morsy & Susana Contrera Over the years, Meta's AI infrastructure has undergone a remarkable transformation, transitioning from CPU-based training to GPU-based training within the same host, and ultimately adopting distributed systems interconnected by a network. Today, our model training heavily relies on a RoCE-based network fabric with a CLOS topology, where leaf switches are connected to GPU hosts and spine switches provide the Scale-Out connectivity