The most important findings of this study include the fact that the yearly number of reported UFO sightings in Canada remains high, and 2006 saw the third-highest number of sightings ever recorded. People continue to report observing unusual objects in the sky, and some of these objects do not have obvious explanations. Many witnesses are pilots...
In 2005, the Deep Impact spacecraft released a probe that blasted a crater in comet Tempel 1, spilling its elements into space so scientists could discover its composition. The assault was justified because comets are thought to be leftovers from the formation of our solar system, so learning more about them helps to understand how our solar sys...