This book is an exposition of classical mechanics and relativity that addresses the question of whether it is possible to send probes to extrasolar systems. It examines largely well-understood physics
James Johnson feeling more than a boy, but not quite a man, is not given much time to mourn his father's tragic passing before he is taught about his ancestors involvement in the past five hundred yea
History has many voices. In the words of Russian fur merchant Grigorii Shelikhov, who led the conquest of Kodiak Island, Alaska, in 1784 and sought to subjugate its indigenous Qikertarmiut population,