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Surprise twist suggests stars grow competitively

A survey of star formation activity in the Orion Nebula Cluster found similar mass distributions for newborn stars and dense gas cores, which may evolve into stars. Counterintuitively, this means that the amount of gas a core accretes as it develops, and not the initial mass of the core, is the key factor in deciding the final mass of the produced star.

Apr 16th, 2021

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Seeing quadruple

Machine-learning methods lead to discovery of rare 'quadruply imaged quasars' that can help solve cosmological puzzles.

Apr 9th, 2021

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New study sews doubt about the composition of 70 percent of our universe

Researchers the world over have long believed that 70 percent of the universe is composed of dark energy, a substance that makes it possible for the universe to expand at an ever-increasing rate. But in a new study, researchers tested a model which suggests that the universe's expansion is due to a dark substance with a kind of magnetic force.

Apr 6th, 2021

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