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Across the developing world, daily cooking responsibilities are largely held by women and girls who cook — often indoors — on open fires fueled by organic matter like wood or dung.
That magnet on your refrigerator? Let's supersize it. Imagine it's 1 million times more powerful than Earth's magnetic field and as heavy as a small herd of elephants.
The U.S. National Science Foundation supports multiple programs for high school, undergraduate and post-baccalaureate students to help fund research opportunities.
Every picture tells a story. Each portrait in the gallery of directors at the U.S. National Science Foundation headquarters in Alexandria, Virginia, is a chapter in the U.S.