H. G. Wells 
The Time Machine [EPUB ebook] 

The enigmatic inventor referred to only as 'The Time Traveler' recounts a tale of adventure for a group of his friends after his first excursion in the Time Machine. Travelling into the distant future of 802, 701 A.D., the Time Traveler discovers the disturbing evolutionary destiny of the human race.
The Time Machine is one of H.G. Wells' most beloved stories, and demonstrates the tremendous imagination of its author. The novella was one of the earliest works involving the concept of time travel, and Wells coined the term 'time machine, ' which is now a central element in many science fiction stories.