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Press Release: Neutron-star merger creates new mysteries

Press Release: Neutron-star merger creates new mysteries

The neutron-star merger announced in October has solved one mystery – where gold comes from – but has also raised other questions, an international team reports today in the journal Nature.

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Citizen scientists bag a bunch of 'two-faced' galaxies

Citizen scientists bag a bunch of 'two-faced' galaxies

A team of professional and citizen scientists from the international Radio Galaxy Zoo project has doubled the known number of a rare type of galaxy.

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Conquering the Winner's Curse for fast radio bursts

Conquering the Winner's Curse for fast radio bursts

CAASTRO astronomers have done the sums again on mysterious cosmic radio bursts, finding that they may have been more common earlier in the Universe’s history.

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Faint galaxies are the worst 'polluters'

Faint galaxies are the worst 'polluters'

We can use light from distant quasars to determine the nature of objects lying between us and the quasars, and also how material in the space between galaxies has changed over time.

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