Kenyan graffiti artists received permission from the Rift Valley Railway to spray-paint a 10-car commuter train with peace messages and icons. It may be the first train in Africa with officially authorized graffiti.
The train will travel through the massive Nairobi slum of Kibera, one of the largest in Africa, where young gangs torched, looted and killed in the spasms of violence that followed the 2007 Kenyan presidential election.
This year marks the 50th anniversary of Gideon v. Wainwright, the Supreme Court's landmark decision requiring the states to provide lawyers for poor people accused of committing crimes. Clarence Gideon, the defendant in that case, wrote his own petition to the high court in longhand, and Tuesday, the Supreme Court is hearing the case of another defendant who, in the longest of long shots, filed a handwritten petition from prison asking the justices for their help.
Ganging up on classmates online can get students suspended.
But sometimes teachers are the target of cyberbullying, and in North Carolina, educators have said enough is enough. State officials have now made it a crime to "intimidate or torment" teachers online.
Chip Douglas knew something was up with his 10th-grade English class. When he was teaching, sometimes he'd get a strange question and the kids would laugh. It started to make sense when he learned a student had created a fake Twitter account using his name.
Many people think 3-D printing could help spark a manufacturing renaissance in the U.S. — even President Obama highlighted this technology in his State of the Union address last week.
But as 3-D printers and 3-D scanners get cheaper, this nascent industry could be roiled by battles over intellectual property.
Not so long ago, a good 3-D scanner that could create accurate digital models of objects in the real world cost more than $10,000. Then, Microsoft released the Kinect — the video game controller that allows you to play games by just waving your hands.