North America

Global Politics

US contractor Alan Gross starts a hunger strike in hopes of being released from a Cuban military prison

US Contractor Alan Gross has been imprisoned in Cuba for the last four years on charges of spying. He's now going on a hunger strike. He says it's to protest both the Cuban and US government. Peter Kornbluh, of the National Security Archive, explains the real danger of Gross doing such a move, both for the contractor and for US Cuban relations.

Science, Tech & Environment

These university students have found a way to make prosthetic limbs affordable to the masses

The fact is, prosthetics can change the course of someone's life. But they're usually prohibitively expensive — available only to the well-insured and the well-to-do. But a team of graduate students in Massachusetts say they've found a way to build artificial limbs for just a few dollars, potentially making these life-changing devices available all over the world.