Our earth is about 4.55 billion years old with a total surface area of 510.072 million sq km of which 148.94 million sq km is land and 361.132 million sq.km (almost 70%) of the surface is covered with ...

For decades, the world’s dominant powers have benefited from large working-age populations that help drive economic growth. Meanwhile, particularly young populations in much of the developing world ...

With a world full of fascinating travel destinations, choosing the perfect vacation spot can present a challenge. That's why U.S. News used expert opinions, reader votes and current trends – and ...

Has the world entered a time of unusual turbulence, or does it just feel that way? Scanning the headlines, it’s easy to conclude that something has broken. The pandemic. Accelerating crises from ...