In the early 1970s, Spanish inventor Arturo Estévez Varela introduced a pioneering engine powered by water — a concept that held the potential to revolutionize automotive technology. Despite its ...

Modern humans have existed for around 300,000 years, and in all the time we've been here, we've made a lot of things. In the early days, homo sapiens fashioned tools from flint and other materials, ...

Add Yahoo as a preferred source to see more of our stories on Google. For every groundbreaking creation humanity has ever cooked up, there’s at least one fever dream-y invention that leaves you ...