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Why Did Snakes Lose Their Legs? And 9 More Animal Mysteries

Source: NYT > World News · Published

Why Did Snakes Lose Their Legs? And 9 More Animal Mysteries
Source: NYT > World News

There are more than 1.5 million known zoological species on Earth, with at least as many enigmas. Here are our top 10.

There are more than 1.5 million known zoological species on Earth, with at least as many enigmas. Here are our top 10.

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Rare meteorite from Mars gives us a view into its ancient crust
Technology & AI

Rare meteorite from Mars gives us a view into its ancient crust

Crater counts tell us that most of the Martian surface is more than 3 billion years old, but pieces of Mars we have on Earth tell a different story. The three main classes of Martian meteorites—shergottites, nakhlites, and chassignites—are all 2.4 billion years old or younger. Un

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