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cosmology

Peering Into the Early Universe

By Natalie Wolchover
March 7, 2013
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Three “extremely large telescopes” poised to begin observations within a decade could help answer some of the universe’s oldest and best-kept secrets.

symmetry

How to Make Impossible Wallpaper

By Erica Klarreich
March 5, 2013
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A new collection of arresting wallpaper designs seems to defy the crystallographic restriction.

algorithms

In Computers We Trust?

By Natalie Wolchover
February 22, 2013
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As the role of computers in pure mathematics grows, researchers debate their reliability.

universality

In Mysterious Pattern, Math and Nature Converge

By Natalie Wolchover
February 5, 2013
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All complex correlated systems, from Arctic melt ponds to the Internet, appear to be governed by the same math as a random matrix.

traveling salesperson problem

Computer Scientists Take Road Less Traveled

By Erica Klarreich
January 29, 2013
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An infinitesimal advance in the traveling salesman problem breathes new life into the search for improved approximate solutions.

game theory

Hunger Game: Is Honesty Between Animals Always the Best Policy?

By Natalie Wolchover
January 9, 2013
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Game theorists have developed a new model of communication among animals. It suggests evolution will produce a situation in which members of a species are honest most of the time, but not always.

Physics

Alice and Bob Meet the Wall of Fire

By Jennifer Ouellette
December 21, 2012
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If a new hypothesis about black hole firewalls proves correct, at least one of three cherished notions in theoretical physics must be wrong.

quantum computing

Classical Computing Embraces Quantum Ideas

By Natalie Wolchover
December 18, 2012
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Computer scientists are finding that “thinking quantumly” can lead to new insights into long-standing problems in classical computer science, mathematics and cryptography, regardless of whether quantum computers ever materialize.

cryptography

Privacy by the Numbers: A New Approach to Safeguarding Data

By Erica Klarreich
December 10, 2012
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A mathematical technique called “differential privacy” gives researchers access to vast repositories of personal data while meeting a high standard for privacy protection.


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