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The Burden of Proof Does Not Support Claims of Alien Visitation

Jim Giglio and Scott Snell

There is no scientific evidence that aliens have visited the Earth. The laws of physics dictate that no object can travel faster than the speed of light; in addition, a spacecraft traveling faster than the speed of sound must create a sonic boom, a phenomenon that has never been mentioned when people report a UFO sighting. The evidence in support of alien visitation consists entirely of statements by people who claim to have observed unusual phenomena. This evidence cannot be given more weight than sound scientific principles that have stood the test of time for hundreds of years. Jim Giglio and Scott Snell are board members of the National Capital Area Skeptics, an organization based in the Washington, D.C., area that promotes critical thinking. Let's start where any scientific debate over the UFO evidence ought to start, with the 1968 University of Colorado report to.....

Alien Abductions article

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