In 2010, a small team of independent Russian researchers carried out a covert robotic mission inside the Great Pyramid—one that was never authorized, never publicized, and almost never discussed.

Jellyfish are the oldest animals in the ocean—they’ve been swimming on our planet for more than half a billion years. But it is only recently that scientists have begun to understand these beautiful ...

Burt Meyer, who invented toys like Rock ’Em Sock ’Em Robots, Lite-Brite and MouseTrap in the 1960s that delighted a generation of childhoods, has died. He was 99. Meyer’s creations arrived in the ...

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