This is SCIENCE FRIDAY, I'm Ira Flatow. The Internet is the new battleground.
PRESIDENT BARACK OBAMA: We know foreign countries and companies swipe our corporate secrets. Now our enemies are also seeking the ability to sabotage our power grid, our financial institutions, our air traffic control systems. We cannot look back years from now and wonder why we did nothing in the face of real threats to our security and our economy.
In Fairbanks, Alaska, residents are using wood stoves to heat their homes during the frigid winter months. But, smoke created by these wood burners is contributing to some of the worst air pollution in the country. Cathy Cahill discusses air quality in the Last Frontier.
Originally published on Fri February 22, 2013 11:48 am
No place has been as riveted by Oscar Pistorius and the Valentine's Day shooting death of his girlfriend as South Africa.
But even before this sensational story burst into the headlines, South Africans were fiercely debating issues that are more or less permanent fixtures in this country — crime, and violence against women.