Two dinosaur robots take a stroll in Tokyo on Friday. Parasaurolophus (front) is 5.3 feet tall, 11.5 feet long and 187 pounds, and Tyrannosaurus has about the same dimensions. Japanese scientists developed the bots to greet visitors at the six-month World Exposition, which will kick off March 25 in central Japan.
Credit: Toru Yamanaka/AFP/Getty
The Japanese robots aren't the only 3D dinosaurs roaming the world these days. At right, Butch, a mechanical protoceratops designed and built by MIT research scientist Pete Dilworth, takes its first steps.
We went hands-on with the phone launched by the guy who helped make Android.
by Jessica Dolcourtby james phelan
EFF speaks out on neo-Nazi site removal, Bill Gates gives away billions
In this week's wrap-up, the Electronic Frontier Foundation warns that companies booting websites could lead to greater problems in the future. Also, a filing shows that Microsoft co-founder Bill Gates donated $4.6 billion to charity.