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Son Doong cave (in Vietnamese: Hang Sơn Đoòng, meaning Mountain River Cave) is a cave in Phong Nha-Ke Bang National Park, Bo Trach District, Quang Binh Province, Vietnam. The cave is located near the Laos-Vietnam border ( 17°27'25.88"N 106°17'15.36"E). It has a large fast-flowing underground river inside. The cave was found by a local man named Hồ-Khanh in 1991. The local jungle men were afraid of the cave for the whistling sound it makes from the underground river...

A hedgehog is any of the spiny mammals of the subfamily Erinaceinae and the order Erinaceomorpha. There are 17 species of hedgehog in five genera, found through parts of Europe, Asia, Africa, and New Zealand. There are no hedgehogs native to Australia, and no living species native to North America; those in New Zealand are introduced. Hedgehogs have changed little over the last 15 million years. Like many of the first mammals they have adapted to a nocturnal, insectivorous way of life...

London /ˈlʌndən/ is the capital of England and the United Kingdom, the largest metropolitan area in the United Kingdom and the largest urban zone in the European Union by most measures. London has been a major settlement for two millennia, its history going back to its founding by the Romans, who called it Londinium. London's ancient core, the City of London, largely retains its square-mile mediaeval boundaries...

It seems that science is at last trying to catch up with how the domestic dog performs many tasks. The latest research into the dogs method of shaking water from their coats shows that as they have evolved to do so with the highest efficiency possible. The core reason behind this vital action is to remove excess water from their coats so they do not get hypothermia...

Photo manipulation is the application of image editing techniques to photographs in order to create an illusion or deception (in contrast to mere enhancement or correction), through analog or digital means. Types of digital photo manipulation In digital editing, photographs are usually taken with a digital camera and input directly into a computer...