Earth Science

science-planets

Earth is the third planet from the Sun and the only known world to host life, characterized by a dynamic system of geology, atmosphere, hydrosphere, and biosphere. This overview...

Science & Astronomy

From space, the northern lights, or aurora, appear as shifting curtains and arcs of green, red, and purple light that outline Earth’s magnetic field lines. Astronauts on the I...

Science & Astronomy

The summer and winter solstice mark two key moments in Earth’s annual cycle when daylight reaches its longest or shortest extent in each hemisphere. The summer solstice brings...

science_education

Summer is hotter than winter primarily because of Earth’s axial tilt and its orientation relative to the Sun, which concentrates sunlight into a smaller area and increases the...