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Strange Noise in Gravitational-Wave Data Sparks Debate

June 30, 2017

The team that discovered gravitational waves put their data online. Now an independent group of researchers claims that they’ve found what might be a serious problem.

Planet Nine Is Put on Trial in Absentia

June 27, 2017

Breathless media coverage notwithstanding, the cases for and against a hypothetical Planet Nine in the outskirts of the solar system remain inconclusive.

Juan Maldacena, Pondering Quantum Gravity by the Pond

June 23, 2017

One of the world’s preeminent theoretical physicists seeks a quiet place to think.

Researchers Check Space-Time to See if It’s Made of Quantum Bits

June 21, 2017

The newly developed theory of emergent gravity, proposed as an alternative to dark matter, struggles in one of its first trials.

Where Gravity Is Weak and Naked Singularities Are Verboten

June 20, 2017

Recent calculations tie together two conjectures about gravity, potentially revealing new truths about its elusive quantum nature.

Roberto Peccei and Helen Quinn, Driving Around Stanford in a Clunky Jeep

June 15, 2017

The two physicists who introduced Peccei-Quinn symmetry came up with their idea on and around Stanford University’s campus 40 years ago.

Rainer Weiss, Remembering the Little Room in the Plywood Palace

June 15, 2017

The physicist who designed the LIGO experiment that detected gravitational waves still holes up in a small basement lab surrounded by electronics and optical instruments.

Dark Matter Recipe Calls for One Part Superfluid

June 13, 2017

A different kind of dark matter could help to resolve an old celestial conundrum.

A Theory of Reality as More Than the Sum of Its Parts

June 1, 2017

New math shows how, contrary to conventional scientific wisdom, conscious beings and other macroscopic entities might have greater influence over the future than do the sum of their microscopic components.

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