Deepak Singh grew up in Lucknow, India, thinking Indians were the good guys and Pakistanis the bad guys. Now that he's moved to the United States and finally met people from Pakistan, he sees things differently.
Chinese people spend more time and money learning English than people in any other country in the world. More than 300 million people are learning English there. Put into perspective, that's roughly the population of the United States. And these aren't just children learning in school. More and more adults are hitting the English books in their spare time.
The new NOVA special, "Vaccines: Calling the Shots," explores the lingering global resistance to vaccination campaigns. Case studies from around the world explain just how bad the impact can be when groups opt out of childhood shots.
In Nepal, as many as a quarter of newborn deaths could be prevented with the use of an inexpensive antiseptic ointment, routinely used after childbirth in the US. The challenge is getting it to the women who need it in time.
It's reminiscent of a black-and-white pirate flag and, for some, it conjures up similar feelings of death, destruction, outlaws and violence. Here is our quick explanation of the symbolism of the flag and the meaning of its Arabic phrases.