The United States is a vast and diverse land, offering...

Earth's magnetic field, also known as the geomagnetic field, is...

Asian carp in the Mississippi River. Kudzu vine in Fiji....

There are billions of planets out there in our galaxy,...

Mystical, strange and beautiful, Aurora Borealis is a real phenomenon...

Have you ever proved that the Earth isn't flat? While...

Just as humans have polluted planet Earth's oceans, lands, and...

Hurricanes and tsunamis are two types of powerful natural disasters...

Our Earth has looked radically different in the past compared...

You've likely heard that the moon is responsible for tides...

The history of Earth is obviously a ginormous topic. Really,...