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Trump rattles NATO, knocking its value, assailing Germany

BRUSSELS — Under fire for his warm embrace of Russia’s Vladimir Putin, President Donald Trump jolted the NATO summit Wednesday by turning a spotlight on Germany’s ties to Russia and openly questioning the value of the military alliance that has defined American foreign policy for decades.

Milky Way teeming with black holes

WASHINGTON—The centre of our galaxy is teeming with black holes, sort of like a Times Square for strange super gravity objects, astronomers have discovered.

For decades, scientists theorized that circling in the centre of galaxies, including ours, were lots of stellar black holes—collapsed giant stars where the gravity is so strong even light doesn't get out.