Download or read book Cosmic Bullets written by Roger Clay and published by Addison-Wesley Longman. This book was released on 1998-05-10 with total page 216 pages. Available in PDF, EPUB and Kindle. Book excerpt: In 1992 the fastest object known to mankind hit the Earth's atmosphere at a speed within a billion-trillionth of one percent of the speed of light, carrying an energy far above that of the most powerful particle accelerator ever built. That object was a cosmic ray. "Cosmic Bullets" tells the incredible story of the discovery and study of these messengers from space.