Hindus do believe in heaven and hell. But the concept is completely different from that of Abrahamic religions like Christianity , Islam etc. In Hinduism Heaven or Hell is not the last stop, These are just stops between two points. read more
Atheism is just the lack of belief in a supernatural being (e.g., God). Therefore, atheists can believe in every single other supernatural proposition (e.g., afterlife). read more
In Hinduism funeral is a sacrament just as the birth of an individual. It is rightly compared to a sacrifice and termed as the last rite (antyesti). Upon death, Hindus are not buried, but cremated according to an established procedure as detailed in the scriptures. read more