Sign In

Communications of the ACM

Recent Opinion



The Sci-Fi Optimist
From ACM Opinion

The Sci-Fi Optimist

Best-selling science-fiction writer Neal Stephenson's works cover everything from cryptography to Sumerian mythology.

Satellites: Make Earth Observations Open Access
From ACM Opinion

Satellites: Make Earth Observations Open Access

Changes in land cover affect the global climate by absorbing and reflecting solar radiation, and by altering fluxes of heat, water vapour, carbon dioxide and other...

Take a Virtual Voyage Into Darwin's Library
From ACM Opinion

Take a Virtual Voyage Into Darwin's Library

In his celebrated journey around the world on the HMS Beagle from 1831 to 1836, Charles Darwin collected a plethora of information on the geology, animals, plants...

Oscar-Winning Visual Effects Mastermind Behind Gravity, Talks Physics Lessons, Nasa Imagery, and Defining the Art of Cg 'weightlessness' in Space
From ACM Opinion

Oscar-Winning Visual Effects Mastermind Behind Gravity, Talks Physics Lessons, Nasa Imagery, and Defining the Art of Cg 'weightlessness' in Space

Tim Webber is a visual effects supervisor who has worked on an array of critically acclaimed blockbusters.

Nasa's Chief Scientist on Mars, Moons, and Money
From ACM Opinion

Nasa's Chief Scientist on Mars, Moons, and Money

Planetary geologist Ellen Stofan joined NASA in August as the agency's chief scientist, an overarching role in which she advises on the science of all NASA programmes...
Sign In for Full Access
» Forgot Password? » Create an ACM Web Account