Did the first life formed in the oceans?

Yes, it is widely believed that the first life forms originated in the oceans. The early Earth had a harsh environment, and the oceans provided a stable environment with essential elements and compounds necessary for the development of simple life forms. Theories suggest that these early life forms, such as single-celled organisms, emerged in hydrothermal vent ecosystems or shallow coastal areas, where conditions were conducive to the formation of organic molecules.