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dateMore Than a Year Ago
subjectTheory
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Robots on the Run
From ACM Opinion

Robots on the Run

Young animals gallop across fields, climb trees and immediately find their feet with enviable grace after they fall.

How 2D Semiconductors Could Extend Moore's Law
From ACM Opinion

How 2D Semiconductors Could Extend Moore's Law

The number of components in electronic circuits has doubled every two years since the 1960s—a trend known as Moore's law.

Beware of Plausible Predictions of Fantasy Materials
From ACM Opinion

Beware of Plausible Predictions of Fantasy Materials

The hunt is on for materials that have exotic properties, to enhance quantum computers, touch screens and electronic displays, and to double the efficiency of solar...

Technologies to Watch in 2019
From ACM Opinion

Technologies to Watch in 2019

Seven specialists forecast the developments that will push their fields forward in the year ahead.

Cinematic and Scientific Techniques Combine to Show How a Long-Extinct Creature Moved
From ACM Opinion

Cinematic and Scientific Techniques Combine to Show How a Long-Extinct Creature Moved

The trolls and orcs in The Lord of the Rings films aren't real. The dragons and dire wolves on the hit television show Game of Thrones are simulated. The dinosaurs...

Dreaming of Death Rays: The Search for Laser Weapons
From ACM Opinion

Dreaming of Death Rays: The Search for Laser Weapons

Lasers first emerged nearly 60 years ago, but the idea of using powerful beams of heat or light is hardly new.

Classical and Quantum Computers Are Vying for Superiority
From ACM Opinion

Classical and Quantum Computers Are Vying for Superiority

Will 2019 be the year when quantum computers show they have the right stuff? Google says so; one of the company's labs, in Santa Barbara, California, has promised...

AI Can Be Sexist and Racist; It's Time to Make It Fair
From ACM Opinion

AI Can Be Sexist and Racist; It's Time to Make It Fair

When Google Translate converts news articles written in Spanish into English, phrases referring to women often become "he said" or "he wrote."

Before Reproducibility Must Come Preproducibility
From ACM Opinion

Before Reproducibility Must Come Preproducibility

From time to time over the past few years, I've politely refused requests to referee an article on the grounds that it lacks enough information for me to check...

Richard Feynman at 100
From ACM Opinion

Richard Feynman at 100

A pre-eminent twentieth-century physicist and a Nobel laureate: Richard Feynman was certainly those. He was also much more.

 The Illusion of Time
From ACM Opinion

The Illusion of Time

According to theoretical physicist Carlo Rovelli, time is an illusion: our naive perception of its flow doesn't correspond to physical reality.

Regulate Artificial Intelligence to Avert Cyber Arms Race
From ACM Opinion

Regulate Artificial Intelligence to Avert Cyber Arms Race

Cyberattacks are becoming more frequent, sophisticated and destructive. Each day in 2017, the United States suffered, on average, more than 4,000 ransomware attacks...

Einstein, Bohr and the War Over Quantum Theory
From ACM Opinion

Einstein, Bohr and the War Over Quantum Theory

All hell broke loose in physics some 90 years ago. Quantum theory emerged—partly in heated clashes between Albert Einstein and Niels Bohr.

The Ageless Appeal of 2001: A Space Odyssey 
From ACM Opinion

The Ageless Appeal of 2001: A Space Odyssey 

In 1968, film-maker Stanley Kubrick and his screenwriting colleague, science-fiction author Arthur C. Clarke, presented 2001: A Space Odyssey. Half a century later...

Fourier's Transformational Thinking
From ACM Opinion

Fourier's Transformational Thinking

When you listen to digital music, the harmonies and chords that you hear have probably been reconstructed from a file that stored them as components of different...

How to Make Replication the Norm
From ACM Opinion

How to Make Replication the Norm

Replication is essential for building confidence in research studies, yet it is still the exception rather than the rule.

Technology to Watch in 2018
From ACM Opinion

Technology to Watch in 2018

For all the excitement surrounding the gene-editing tool CRISPR, it is not that efficient or precise. It's hard to make many changes at once.

Exoplanet Science 2.0
From ACM Opinion

Exoplanet Science 2.0

It is more than two decades since we learnt that the Universe is awash with other worlds. Since 1992, more than 3,500 exoplanets have been discovered orbiting stars...

Science Fiction When the Future Is Now
From ACM Opinion

Science Fiction When the Future Is Now

AlphaGo, fake news, cyberwar: 2017 has felt science-fictional in the here and now. Space settlement and sea-steading seem just around the bend; so, at times, do...

Five Priorities For Weather and Climate Research
From ACM Opinion

Five Priorities For Weather and Climate Research

Meteorology is entering a new era. Demand is growing worldwide for forecasts of storms, floods and droughts.
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