14-05-29 Swimming fish do not appear to use their collision warning system in the same way as flying insects, according to new research from Lund University in Sweden that has compared how zebra fish and bumblebees avoid collisions. The fish surprised the re...

12-10-17 NASA's New Horizons spacecraft is now almost seven years into its 9.5-year journey across the solar system to explore Pluto and its system of moons. Just over two years from now, in January 2015, New Horizons will begin encounter operations, which w...

10-02-05 Hubble shows that the beautiful spirals galaxies螺旋星云 of the modern Universe were the ugly ducklings丑小鸭 of six billion years ago. If confirmed, the finding highlights the importance to many galaxies of collisions and mergers in the recent past...