Duane Williams

1,019 Flips | 40 Magazines | 5 Likes | 6 Following | 242 Followers | @duanewilliams | Retired research computer programmer, formerly at the Robotics Institute at Carnegie Mellon University in Pittsburgh.

We should be striving to work less, not toiling until we drop | Owen Jones

Progress wasn’t supposed to mean chasing an ever-receding prospect of retirement. It’s time to challenge this bleak vision<p>Work already consumes too much of our lives: for the next generation, it could consume even more. The state pension age will be bumped up to 66 by 2020; and according to experts …

Sam Smith’s Oscar faux pas shows LGBT people must learn their history | Owen Jones

The Oscar winner’s speech should be a reminder: those who made sacrifices for our freedoms are all-too-often forgotten<p>Do LGBT people know their history? Here’s a case in point. The singer Sam Smith, it’s fair to say, has a troubled relationship with social media. Yes, social media can be a bit like …

Landmark Algorithm Breaks 30-Year Impasse

Computer scientists are abuzz over a fast new algorithm for solving one of the central problems in the field.<p>A theoretical computer scientist has …

The Physical Origin of Universal Computing

The physical nature of computers might reveal deep truths about their uniquely powerful abstract abilities.<p>Imagine you’re shopping for a new car, and …

Theorists Draw Closer to Perfect Coloring

A theorem for coloring a large class of “perfect” mathematical networks could ease the way for a long-sought general coloring proof.<p>Four years ago, …

A New Map Traces the Limits of Computation

A major advance reveals deep connections between the classes of problems that computers can — and can’t — possibly do.<p>At first glance, the big news …

A Tricky Path to Quantum-Safe Encryption

In the drive to safeguard data from future quantum computers, cryptographers have stumbled upon a thin red line between security and efficiency.<p>On …

A New Design for Cryptography’s Black Box

A two-year-old cryptographic breakthrough has proven difficult to put into practice. But new advances show how near-perfect computer security might …

The Rise of Computer-Aided Explanation

Computers can translate French and prove mathematical theorems. But can they make deep conceptual insights into the way the world works?<p>Imagine it’s …

Hope Rekindled for Perplexing Proof

Three years ago, a solitary mathematician released an impenetrable proof of the famous abc conjecture. At a recent conference dedicated to the work, …

Math Quartet Joins Forces on Unified Theory

A new breakthrough that bridges number theory and geometry is just the latest triumph for a close-knit group of mathematicians.<p>One of the first …

Big Data’s Mathematical Mysteries

Machine learning works spectacularly well, but mathematicians aren’t quite sure why.<p><b>Quantized</b><p><i>A monthly column in which top researchers explore the</i> …

Machine Learning

‘Outsiders’ Crack 50-Year-Old Math Problem

Three computer scientists have solved a problem central to a dozen far-flung mathematical fields.<p>In 2008, Daniel Spielman told his Yale University …

A Life in Games

John Horton Conway claims to have never worked a day in his life. This adaptation from the biography Genius at Play shows how serious advances such …

The Connoisseur of Number Sequences

For more than 50 years, the mathematician Neil Sloane has curated the authoritative collection of interesting and important integer sequences.<p>Neil …

Gravitational Waves Discovered at Long Last

Ripples in space-time have been detected a century after Einstein predicted them, launching a new era in astronomy.<p>Ripples in space-time caused by …

'Unusual' cases

Immigration, passport agency actions raise questions for same-sex married couples<p>DAVID TAFFET | Senior Staff Writer <br>[email protected]<p>Jenny Nolan left …

Federal Court In Landmark Case Rules Sexual Orientation Discrimination Is Sex Discrimination

<b>A federal court has issued a historic ruling, allowing victims of sexual orientation discrimination to sue under federal civil rights law.</b><p>A federal …

Meet the Man Google Hired to Make AI a Reality

Geoffrey Hinton was in high school when a friend convinced him that the brain worked like a hologram.<p>To create one of those 3-D holographic images, …

A Magical Answer to an 80-Year-Old Puzzle

Using crowd-sourced and traditional mathematics research, Terence Tao has devised a solution to a long-standing problem posed by the legendary Paul …

UPDATED: Tarrant County Clerk reverses stance on same-sex couple’s common-law marriage

At Arlington sub-courthouse, a clerk is told to only accept documents that date the marriage as of June 26<p>Attorney Jon Nelson<p><i>UPDATE: After being</i> …

How Life and Luck Changed Earth’s Minerals

Is geology predictable, or is the mineral composition of Earth due to chance events? The answers could eventually help scientists identify planets …

The Case for Complex Dark Matter

The physicist James Bullock explains how a complicated “dark sector” of interacting particles may illuminate some puzzling observations of the …

How Mutant Viral Swarms Spread Disease

Viruses exist as “mutant clouds” of closely-related individuals. A new understanding of these swarms is helping researchers predict how viruses will …