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For one of the most mysterious animals in the oceans, size really does matter. That's the upshot of a new study that finally answers why, unlike every other whale alive today, narwhals evolved their ...

The narwhal's spiraling tusk has a way of hypnotizing those who study it. The 17th-century Danish zoologist Olaus Wörm, for example, grew fascinated with these ivory spars, struggling to unveil their ...

For centuries, the purpose of a narwhal’s tusk has eluded explanation. Now, researchers suggest that these small whales use their tusks as sensory organs and speculate that sensing changes in seawater ...

What Martin Nweeia noticed first when he encountered narwhals, he says, was the sound. In May 2000, as spring was just reaching Baffin Island in the Canadian Arctic, a famed local hunter took Nweeia ...

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Narwhals are the Unicorns of the sea - and now, researchers know why the whales sport that distinctive horn. Narwhals are toothed whales, and the horn of the male can grow to be as long as eight-and-a ...

With a fabled ability to purify tainted water or heal ailments, the narwhal's spiraling tusk was highly coveted during the Middle Ages when it was mistaken for a unicorn's horn. As narwhals (Monodon ...

Narwhals have fascinated and confounded humans for centuries. Now an exhibition at Salem’s Peabody Essex Museum is diving into the mystery, history and science of these elusive tusked “unicorns of the ...

Kristin Laidre receives funding from The National Science Foundation (NSF), National Aeronautics and Space Administration (NASA), and Office of Naval Research (ONR). Narwhals are often called the ...

Canadian scientists have documented for the first time narwhal using their majestic tusks as a tool for hunting — clubbing Arctic cod to stun them for a moment while they go in for the kill. The ...

“It takes a tremendous amount of energy and devotion to get that thing to grow,” Harvard University’s Martin Nweeia, the lead author of the study, told Wired. “To expend that much energy in such a ...