Astronomers find pairs of black holes at the centers of merging galaxies

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For the first time, a team of astronomers has observed several pairs of galaxies in the final stages of merging together into single, larger galaxies. Peering through thick walls of gas and dust surrounding the merging galaxies' messy cores, the research team captured pairs of supermassive black holes -- each of which once occupied the center of one of the two original smaller galaxies -- drawing closer together before they coalescence into one giant black hole.
via Science Daily
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Scientists theorize new origin story for Earth's water

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Earth's water may have originated from both asteroidal material and gas left over from the formation of the Sun, according to new research. The new finding could give scientists important insights about the development of other planets and their potential to support life.
via Science Daily
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