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About sixty-five million years ago, back in the Mesozoic Age, it’s believed that a huge asteroid hit the earth. One theory holds that its impact kicked up a massive dust cloud which blotted out the sun and chilled the planet’s surface killing off the dinosaurs and many other organisms. Today, according to a new, major […]
Despite the advances women have made in the sciences, few women have entered the field of astronomy. Lucy McFadden is one of them. The NASA scientist is trying to discover the make-up of comets and asteroids. The answers may provide clues to the beginnings of our solar system and earth itself.
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