At the start of the year, Earth will quietly reach a milestone in its orbit around the sun. Known as perihelion, this is the moment when our planet is closer to the sun than at any other point in the ...

Right now, you’re zooming through space at incredible speeds. As just one of all the living creatures on Earth, you’re along for the ride as our planet constantly moves in two major ways. First, ...

Earth experiences different seasons due to its 23.5-degree axial tilt and its orbit around the Sun. This tilt changes how sunlight reaches different regions throughout the year, leading to summer, ...

University of Texas Arlington provides funding as a member of The Conversation US. Right now, you’re zooming through space at incredible speeds. As just one of all the living creatures on Earth, ...