Mexico bakes under killer heat wave

Roberto de Jesus, a day laborer, stands beside the cathedral in Mexico City sweating a river as he waits for work, while homemaker Wendy Tijerina tries in vain to keep her food from spoiling.

Q&A: Illuminating physics in the kitchen

It's a place most of us have to visit daily. Sometimes eagerly. Sometimes begrudgingly. But the kitchen also can be a place of scientific discovery.

Unlocking the ocean's secret: Natural carbon capture

Scientists around the world are racing to develop new methods for combating the rising levels of carbon dioxide in our atmosphere that are driving climate change and threatening the health of our planet.

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