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New science of functional genomics: what genes are active when in an organism's development, as demonstrated by Stanford scientists with 18,000 genes of a tiny nemotode. Mapping the gas clouds at the centre of our galaxy and observing its Sagittarius A* (pronounced A-star) black hole. The discovery of the first asteroid, Ceres, 200 years ago by Giuseppe Piazzi. What the NEAR-Shoemaker space probe can see of Eros asteroid.