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.

From space, sunglints appear to move across the ocean as Earth rotates. Wind-driven surface currents, deeper ocean currents, ...

The Focus on Research column highlights different research projects and topics being explored at Penn State. The following originally appeared on The Conversation. Throughout history, when pioneers ...

Two satellite photos taken 33 years apart show the disappearance of a glacier in Iceland that was the first ice mass to be declared dead as a result of human-caused climate change. Okjökull was a ...