Earth Day—which is on April 22, 2025—has come a long way since its beginnings in 1970! The celebration has spread globally, ...

It is the angle of the Earth's tilt that causes the seasons: spring, summer, autumn and winter. In summer, daytime is longer than night-time and there are more hours of daylight. In regions near ...

A year is the time it takes to orbit the sun. And we have seasons because the Earth's axis is tilted by 23 degrees. To see how that works we need to speed time up, so a year passes in just ten ...

Since 1970, we have been celebrating Earth Day on April 22. Every year, we continue to educate the next generations about valuing our Earth and its nature, including animals, endangered species, and ...