cook a 16 inch pepperoni pizza in just 9 seconds. It is believed that around 4 billion years ago the atmosphere of Venus closely resembled that of Earth, with liquid water on the surface. But a runaway greenhouse effect seems to have taken control. And periodically something even more frightening happens on Venus! Check our image of Venus unveiled to get an understanding of these cataclysmic events!
However, there is a region on Venus that is very much like earth and where human beings could live. It's the higher parts of the atmosphere, at about 55 km in altitude. Here temperatures are moderate as well as the air pressure. But colonisation of Venus with floating cities is mainly the subject of science fiction for now.