Science Fiction:
* Time Travel: "The Time Machine" (1895) is perhaps his most famous work, a classic of science fiction that explores the potential consequences of time travel. He also wrote other stories featuring time travel, such as "The Chronic Argonauts" (1888) and "The Wonderful Visit" (1895).
* Space Exploration: "The War of the Worlds" (1898) is another iconic novel, a chilling account of an alien invasion of Earth. Wells also wrote about space travel and the exploration of other planets in works like "First Men in the Moon" (1901) and "The Star" (1897).
* Social Commentary: Many of Wells's science fiction works are also infused with social commentary. He often used futuristic settings to explore issues of class, inequality, and the potential dangers of technology.
* Dystopian Futures: "The Sleeper Awakes" (1899), "A Modern Utopia" (1905), and "Men Like Gods" (1923) are examples of dystopian novels that explore different visions of the future and the consequences of societal choices.
Other Genres:
* Social Realism: Wells was also a skilled writer of social realism, exploring the lives of ordinary people in his novels like "Kipps" (1905) and "Tono-Bungay" (1909).
* Historical Fiction: He wrote historical novels, such as "The Outline of History" (1920), a sweeping narrative of human history, and "The History of Mr Polly" (1910), a comic novel about a middle-aged man who escapes his mundane life.
* Children's Literature: Wells wrote several children's books, including "The First Men in the Moon" (1901) and "The Stolen Bacillus" (1895), which often featured elements of science fiction and adventure.
Overall, H.G. Wells was a versatile writer who used his imagination and intelligence to explore a wide range of themes and ideas. His science fiction is particularly influential, but his works in other genres also deserve attention.