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Astronomers Missed Half the Visible Universe

Dark matter is still a mystery, but meanwhile, half of the real stars in the universe have been hiding in plain sight.

China Celebrates Non-Discovery of Dark Matter

A huge dark matter detector in China celebrated the publication of its first results: nothing.

Cosmology Goes Off the Reservation

If science were ever restricted to observation, experimental demonstration, and evidence, some cosmologists left that reservation far behind long ago. Being smart does not preclude going nutty.

Has Cosmic Inflation Been Discovered?

Claims of a major breakthrough about the big bang are swirling in the news: is it inflation, or inflating the evidence?

Cosmologists Were Wrong About Galaxy Evolution

Fifteen years ago, no cosmologist would have predicted mature galaxies early on, but they keep getting found – earlier and earlier.

If the Big Bang Is the Answer, Why Are There So Many Questions?

Any scientific explanation that leads to more questions than answers should be considered suspect.

No Dark Matter Down Here

A mile deep in the earth, the most sensitive search to date for dark matter has turned up nothing.

Astronomy Grab Bag

For year's end, here's a clean-out of astronomy articles—from planetary science to cosmology—to motivate further inquiry.

Shining Light on Dark Energy

Fifteen years after cosmologists proposed the existence of dark energy, they have learned nothing about it. In “Cosmology: Out of the Darkness,” Matthew Chalmers discussed the current thinking of Brian Schmidt, who shared the Nobel prize in 2011 for discovering cosmic acceleration (actually, an inference based on light from supernovae; see 9/30/2012).  “Fifteen years after […]

Supernova Dating and Classification Is Not Simple

Bang! goes a star. Watch how fast its contents move, and you know the date, right? Watch its light curve, and you know the type, right?

Astronomers Wrestle with "Endless Mysteries"

Some of the biggest questions in the universe remain completely baffling to astronomers, a leading journal admitted.

Dark Matter as an Escape

Employing exotic unobservable entities such as dark matter may be an escape from scientific rigor in more ways than one.
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