A newly found super-Earth could help provide answers as to why there are hardly any planets twice the diameter of Earth.

It seems as if Earth's atmosphere is incredibly thin, wrapped tightly around our planet. In fact, the atmosphere consists of multiple layers, with some scientists of the opinion that the atmosphere ...

Over time, they noticed that the atmosphere had distinct layers. By the early 1900s, scientists had identified major layers of the atmosphere based on how the temperature changed at different ...

You'll see how warm and cold water interact and learn about density currents that occur in oceans and atmosphere. See this experiment demonstrated ... uses a simple drinking straw to create distinct ...