Hubble in pictures: astronomers’ top picks
Astronomers from around the world identify their favourite images sent back to Earth by the Hubble Space Telescope.
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Dark matter and the Milky Way: more little than large
While invisible, dark matter completely dominates our Milky Way, recent measurements of just how much dark matter there is have revealed a bit of a mystery. In a paper published today in the Astrophysical…
Experiment picks up light from the first stars – and it may change our understanding of dark matter
New radio technology has managed to detect the first light in the universe.
More than 70% of the Universe is made of ‘dark energy’, the mysterious stuff even stranger than dark matter
Today on the podcast, we explore what we know about dark energy, believed to be responsible for the acceleration of the expansion of the Universe.
Is dark matter’s main rival theory dead? There’s bad news from the Cassini spacecraft and other recent tests
Recent research shows the main alternative theory to dark matter, Milgromian dynamics, is failing.
Hong Kong: political turmoil provokes difficult decisions about whether to leave
A transcript of episode 4 of The Conversation Weekly podcast. Including a story on how scientists are speeding up the hunt for dark matter.
New light on dark matter: space station magnet attracts praise
Nobel prizewinner Samuel Ting, early this morning (AEDT), announced the first results from the Alpha Magnetic Spectrometer (AMS) search for dark matter. The findings, published in Physical Review Letters…
Heaviest antimatter observation yet will fine‑tune numbers for dark matter search
Measurements of 16 ‘antihyperhydrogen’ nuclei may help resolve mysteries of the universe’s exotic matter.
Repellant dark matter confounds astronomers
In a result which has baffled astronomers at NASA’s Chandra X-ray Observatory, dark matter has been observed separating from…
Information could be a fundamental part of the universe – and may explain dark energy and dark matter
The true “informational age” of the cosmos may be 62 billion years, not just the 13.8 billion years of our current expansion.
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