What Makes a Digital Document Real?
How do we authenticate a birth certificate if it’s just ones and zeros?
Training the Brain for Happiness
There’s new data on the complicated genetic basis of depression and happiness
Advertisement
Does Reddit’s Self-Policing Go Too Far?
The social news website explains why top publications and editors sometimes get banned
Stalking on Facebook Is Easier Than You Think
When your friends use Facebook apps, they compromise your privacy, too
The End of Free Conference Calls
New FCC regulations will make for new winners and losers
The Cultural Treasures in Google Ngram
A database of words yields new findings for historians, linguists, and psychologists
14-Year-Old Student Turns Rain Into Electricity
Raymond Wang’s Google Science Fair project harvests wind as well
A Butane Recharger for Your Cellphone
A USB-based fuel cell system will recharge your portable electronics for pennies
Can Chips Keep Their Cool?
Increasing speed but not power consumption is just one challenge for the next eight years
Why Bad Jobs-or No Jobs-Happen to Good Workers
An expert blames employers for unrealistically high expectations and unrealistically low wages