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General Relativity and Black Holes

Stellar-mass black holes are born when the most massive stars in the Cosmos collapse in the raging, brilliant fireworks of a supernova explosion. The supernova marks the end of the very massive star’s life as a main-sequence (hydrogen-burning) star. After such a hole has been born, it can continue to gain weight by devouring its …

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Gravitational Waves

After the late summer storm that blasted through the starlit twilight, the warm wind still continued to rage, causing ripples to form in the lingering puddles on the pavement–while the little girl watched in wonder. Ripples on water are similar to the ripples in the fabric of Spacetime–we call these ripples¬†gravitational waves.¬†Albert Einstein predicted the …

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