In the ocean’s abyss, deep-diving whales use echolocation to hunt in pitch dark. Emitting sounds that bounce off objects gives the whales a clear picture of their surroundings. “More often than any ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. In 1987, a group of ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback