The demand for translating data into multiple languages is growing fast. Computer language translations are helping, but instead of making human translators redundant, they're increasing the need for them.
The cheapest of new technologies is bringing light into hundreds of thousands of homes in the developing world, with virtually zero environmental impact. Host Marco Werman reports on the "Moser lamp,".
The fertilizer ammonium nitrate is cheap, abundant, and highly detonable. It's a key ingredient in many IEDs. Recently, a team in New Mexico has come up with a way to make the fertilizer less explosive.