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Mapping the Brain to Build Better Machines

April 6, 2016

A project to decipher the brain’s learning rules could revolutionize machine learning.

Why Sleeping Beauty Is Lost in Time

March 31, 2016

The famous Sleeping Beauty problem has divided probability theorists, decision theorists and philosophers for over 15 years. Puzzle columnist Pradeep Mutalik claims to have discovered the source of confusion.

Sphere Packing Solved in Higher Dimensions

March 30, 2016

The Ukrainian mathematician Maryna Viazovska has solved the centuries-old sphere-packing problem in dimensions eight and 24.

Is AlphaGo Really Such a Big Deal?

March 29, 2016

The Go-playing program teaches itself to replicate something very much like human intuition, an advance that promises far-reaching consequences.

In Newly Created Life-Form, a Major Mystery

March 24, 2016

Scientists have created a synthetic organism that possesses only the genes it needs to survive. But they have no idea what roughly a third of those genes do.

Solution: A Hat Trick + 1 of Hat Puzzles

March 23, 2016

For four game show variations of the hat puzzle, four clever ways to earn a better payoff than you might expect.

The Beasts That Keep the Beat

March 22, 2016

New insights from neuroscience — aided by a small zoo’s worth of dancing animals — are revealing the biological origins of rhythm.

Q&A

In Warm, Greasy Puddles, the Spark of Life?

March 17, 2016

The biologist David Deamer proposes that life evolved from a collection of interacting molecules, probably in a pool in the shadow of a volcano.

Mathematicians Discover Prime Conspiracy

March 13, 2016

A previously unnoticed property of prime numbers seems to violate a long-standing assumption about how they behave.

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