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Earth & Environment

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Hunga Tonga-Hunga Ha’apai

BABY PICS  Scientists are keeping an eye on the rates of erosion of volcanic ash on Earth’s newest island, called Hunga Tonga-Hunga Ha’apai.

narwhals

FREEZE AND FLEE  Narwhals, mammals known as “unicorns of the sea” for their single tusk, have another oddity: Their hearts slow to near-arrest during frantic flights into the deep.

blue whale

ROLLING IN THE DEEP  Most blue whales roll to their right side when hunting in deep water. But in shallow zones, the animals roll left instead, a new study finds.

Earth & Environment

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