What Shape Is the Universe? A New Study Suggests We’ve Got It All Wrong

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ABSTRACTIONS BLOG
 

What Shape Is the Universe? A New Study Suggests We've Got It All Wrong

By  NATALIE WOLCHOVER

When researchers reanalyzed the gold-standard data set of the early universe, they concluded that the cosmos must be "closed," or curled up like a ball. Most others remain unconvinced.

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COSMOLOGY
 

Cosmic Triangles Open a Window to the Origin of Time

By  NATALIE WOLCHOVER 

A close look at fundamental symmetries has exposed hidden patterns in the universe. Physicists think that those same symmetries may also reveal time's original secret.

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COSMOLOGY
 

Cosmologists Debate How Fast the Universe Is Expanding

By  NATALIE WOLCHOVER 

New measurements could upend the standard theory of the cosmos that has reigned since the discovery of dark energy 21 years ago.

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NEUROSCIENCE
 

'Noise' in the Brain Encodes Surprisingly Important Signals

By  JORDANA CEPELEWICZ

Activity in the visual cortex and other sensory areas is dominated by signals about body movements, down to little tics and twitches. Scientists are now rethinking how they study and conceive of perception.

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NEUROSCIENCE
 

To Pay Attention, the Brain Uses Filters, Not a Spotlight

By  JORDANA CEPELEWICZ

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ARTIFICIAL INTELLIGENCE
 

Computers Evolve a New Path Toward Human Intelligence

By  MATTHEW HUTSON

Neural networks that borrow strategies from biology are making profound leaps in their abilities. Is ignoring a goal the best way to make truly intelligent machines?

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ARTIFICIAL INTELLIGENCE
 

Machines Beat Humans on a Reading Test. But Do They Understand?

By  JOHN PAVLUS

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QUANTIZED ACADEMY
 

Why the Sum of Three Cubes Is a Hard Math Problem

By  PATRICK HONNER

Looking for answers in infinite space is hard. High school math can help narrow your search.

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ABSTRACTIONS BLOG
 

Sum-of-Three-Cubes Problem Solved for 'Stubborn' Number 33

By  JOHN PAVLUS

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PODCAST
 

Milestone Experiment Proves Quantum Communication Really Is Faster

Podcast by SUSAN VALOT; Article by KEVIN HARTNETT

In a Paris lab, researchers have shown for the first time that quantum methods of transmitting information are superior to classical ones.

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