Discussions
Big-Name Investors Back Effort to Build a Better Bitcoin
Some of Silicon Valley’s best-known venture funds have backed OpenCoin, a startup with a new digital currency called Ripple.
From Our Archive: Wearable Computing, Long Before Google Glass
What was it like to use a wearable computer back in 1999?
Internet Everywhere–But on Your Terms
I hate feeling tethered to the internet. So why do I love FreedomPop?
Free Speech in the Era of Its Technological Amplification
A letter to John Stuart Mill about the limits of what may be shown or said on the Web.
Human Brain Is Limiting Global Data Growth, Say Computer Scientists
Evidence has emerged that the brain’s capacity to absorb information is limiting the amount of data humanity can produce
The Impending Headache of Google Glass Apps
Glass apps will require people to create new content filters. Maybe that’s just a losing battle.
The Algorithm That Automatically Detects Polyps in Images from Camera Pills
Analyzing the footage from camera pills is a time-consuming task for medical professionals. Now computer scientists are attempting to automate the process.
The Amount of Oil We Can Recover Keeps Growing
The U.S. Geological Survey doubles its estimate for the size of a huge U.S. oil and gas resource.
Stephen Wolfram on Personal Analytics
The creator of the Wolfram Alpha search engine explains why he thinks your life should be measured, analyzed, and improved.
Climate Change: The Moral Choices
The effects of global warming will persist for hundreds of years. What are our responsibilities and duties today to help safeguard the distant future? That is the question ethicists are now asking.