weather, volcanic eruptions and even animal behavior. Every week, we take a bird's eye view of Earth, and see how it affects the people living on it.
In an image snapped by the OLI (Operational Land Imager) on Landsat 8, Mexico's most active volcano Popocatépetl can be seen ...
An image released from the European Space Agency (ESA) shows a rare perspective of Earth 180 million miles away on Mars.