An astrophysicist explains what wormholes are and how these theoretical space-time tunnels have popped up in the solutions to a set of decadesold equations.
Researchers revisited a 2,500-year-old mummified skull, uncovering signs of an extreme surgical procedure—which the ancient ...
The comparison focused on three-dimensional geometry rather than decoration. This matters because cartonnage masks were often shaped in molds: If two objects were formed in the same mold, they can ...
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