Koh Kazen

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Mercury’s dark secret revealed

Ever since Mariner 10 flew by Mercury in 1974 and 1975, researchers have known that the planet was darker than the moon. But they didn’t know …

Gravity waves from black holes verify Einstein’s prediction

<b>WASHINGTON</b> — Tremors in the cosmic fabric of space and time have finally been detected, opening a new avenue for exploring the universe.<p>The historic …