Africa is unique, spanning all four hemispheres. It is the second-largest continent, rich in wildlife and diverse cultures.

As for the Eastern and Western hemispheres, though some geographers like to split them a little differently, in this case they are separated vertically by the 180 th meridian or antemeridian. This ...

Based on its main landmass alone, Kiribati is the only country that stretches across all four hemispheres. However, when considering their territories, the U.S., France and the U.K. also can make ...

Explore the science behind the left brain vs. right brain theory, debunk myths, and learn how both hemispheres contribute to creativity and logic. Discover tips for brain health.

The Northern Hemisphere’s spring — or vernal — equinox can land between March 19 and 21, depending on the year. Its fall – or autumnal — equinox can land between Sept. 21 and 24.