Deep in the ocean, sperm whales communicate with far-reaching clicks. Scientists are now tracking those sounds in real time using an autonomous underwater robot, or glider, that listens for and follows whales by their voices pic.

Deep in the ocean, sperm whales communicate with far-reaching clicks. Scientists are now tracking those sounds in real time using an autonomous underwater robot, or glider, that listens for and follows whales by their voices https://t.co/cnqbUzJTko pic.twitter.com/nF9poOxvWI

— Reuters (@Reuters) May 1, 2026