Singapore passport holders have the most flexibility for travel worldwide. inigolai-Photography/Shutterstock The Henley Passport Index ranks the world's most powerful passports for visa-free travel. S...
Adek Berry/Getty Images China's population declined for the fourth year in a row, reaching 1.405 billion. Falling birth rates and an aging population threaten China's economy and the global economy. G...
Pituffik Space Base in Greenland. Ritzau Scanpix/Thomas Traasdahl via REUTERS Pituffik Space Base was established in 1951 as part of a defense treaty between the US and Denmark. Base operations includ...
Air Force One Rebecca Blackwell/AP Any Air Force plane carrying a US president is called Air Force One. President John F. Kennedy was the first to use a jet designed specifically for a US president. P...
Satellite imagery from 2025 shows bombers and aircraft at Diego Garcia. Planet Labs PBC President Trump is criticizing a UK decision that could affect US operations on Diego Garcia. Diego Garcia has b...
North Korea has the fourth-largest number of active armed forces in the world. Alain Nogues/Corbis via Getty Images The International Institute for Strategic Studies compiled data about the world's mi...
Private jets and other VIP aircraft at Zurich Dübendorf Airport on Tuesday. ENNIO LEANZA / AFP Some of the world's fanciest aircraft descended on Switzerland this week. Business Insider tracked some o...