- Bitcoin’s Rise Constrained by Heists and Lost Fortunes
Bitcoin is underpinned by unbreakable codes, but the secret keys that protect personal fortunes are easily lost or stolen.
- Parents: Don’t Panic About Your Kids’ Social Media Habits
Microsoft researcher Danah Boyd tries to puncture some myths about teenagers and the Internet.
- New Interfaces Inspire Inventive Computer Games
Novel modes of interaction are inspiring independent game companies to come up with completely new types of games.
- The Many Tongues of Twitter
Twitter’s footprint is growing fast, although English speakers in the U.S. remain the largest demographic. The trick now is to turn its global presence into advertising dollars.
- Indoor Imagery Shows Mobile Devices the Way
Street View–style imagery of interior spaces lets mobile devices locate themselves more accurately than is possible with GPS.
- World’s Smallest Pacemaker Can Be Implanted without Surgery
New cardiac devices are small enough to be delivered through blood vessels into the heart.
- How Remote Places Can Get Cellular Coverage by Doing It Themselves
With Swedish telephone numbers and a tree-bound base station, a remote Indonesian village runs its own telecommunications company. <
The 50-year-old problem that eludes theoretical computer science
A solution to P vs NP could unlock countless computational problems—or keep them forever out of reach.
The moon didn’t die as early as we thought
Samples from China’s lunar lander could change everything we know about the moon’s volcanic record.
Forget dating apps: Here’s how the net’s newest matchmakers help you find love
Fed up with apps, people looking for romance are finding inspiration on Twitter, TikTok—and even email newsletters.
Inside the machine that saved Moore’s Law
The Dutch firm ASML spent $9 billion and 17 years developing a way to keep making denser computer chips.
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