At 541 feet tall, the Singapore Flyer is the world's largest observation wheel. The island city's sudden thunderstorm wind gusts were a challenge for designers.
Retreating glaciers caused by global warming in the Swiss Alps are a reality. Now there's concern the warming could harm the small country's famed ski industry.
NASA launched the space shuttle Atlantis Thursday afternoon for a mission to attach the European Space Agency's Columbus laboratory to the International Space Station.
Sequins and feathers in Brazil, sheepskin-clad men in Hungary—celebrations around the world mark the days before many Christians begin pre-Easter fasting.