To sort the earliest branches of the dinosaur family tree, paleontologists compare skeletons piece by piece. They build ...

The Equator is an imaginary line that divides the Earth into the Northern and Southern Hemispheres. In Africa, this line passes through a handful of countries, giving them a unique geographical ...

In the whole history of Earth's climate, few events are as extreme as those that geologists call "Snowball Earth." ...

Hurricanes are one of the most deadly and destructive forces on Earth, causing unfathomable damage, uprooting lives and trees alike, but for some strange reason, hurricanes almost never form near the ...

This video explains how Earth’s rotation and shape affect gravity, leading to small differences in weight depending on where you stand on the planet. 'Bring her home': Savannah Guthrie addresses her ...

Our planet is a beautiful, blue planet that is mostly covered in water. Scientists usually identify five major oceans: the Pacific, Atlantic, Indian, Southern, and Arctic. The Pacific Ocean is the ...

In the early 1990s, Keith Willmott and a friend, both undergraduate students from the United Kingdom, arrived in Ecuador with impressionable minds and big aspirations. Willmott initially imagined ...

Aerial view of the Congo River near Kisangani in the Democratic Republic of the Congo. - Photo: MONUSCO/Myriam Asmani, CC BY-SA 2.0 , via Wikimedia Commons RIVERS are a source of life and many ...

Jupiter, the largest planet in the solar system, is slightly smaller and flatter than scientists had believed for the past 50 years, according to a breakthrough discovery by Israeli researchers.

The El Niño/Southern Oscillation phenomenon is the most prominent source of climate variability. Emerging evidence suggests that its signature is not limited to the lower layers of the atmosphere. The ...

A 'ring of fire' eclipse is coming to Antarctica on Feb. 17.

In late winter, the zodiacal light is visible in the evening in the Northern Hemisphere (false dusk) and in the pre-dawn ...