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A finger ring is a circular band worn as a type of ornamental jewelry around the finger; it is the most common current meaning of the word ring. Other types of metal bands worn as ornaments are also called rings, such as earrings arm rings, toe rings and neck rings. Rings can be of almost any material: metal, plastic, wood, bone, glass, gemstone to name a few...

The dog (Canis lupus familiaris and Canis lupus dingo) is a domesticated form of the gray wolf, a member of the Canidae family of the order Carnivora. The term is used for both feral and pet varieties. The domestic dog has been the most widely kept working, hunting and companion animal in human history. The word "dog" may also mean the male of a canine species, as opposed to the word "bitch" for the female of the species. Dogs were domesticated from gray wolves at least twice...

A POTD is an acronym for "Photo of the Day", "Picture of the Day", "Post of the Day" or "Poll of the Day". It is a term most commonly used by online digital photography communities as an honor to outstanding photos that are selected daily from among that community's membership. They can either be tagged as POTD or displayed in a special page on that site...

The Saharan Air Layer (SAL) is an intensely dry, warm and sometimes dust-laden layer of the atmosphere which often overlies the cooler, more-humid surface air of the Atlantic Ocean. In the Sahara Desert region of North Africa, where it originates, it is the prevalent atmosphere, extending from the surface upwards several kilometers. As it drives, or is driven, out over the ocean, it is lifted above the denser marine air...

Marissa Ann Mayer (born May 30, 1975) is an American business executive and the president and CEO of Yahoo!. Previously, she was a long-time executive and key spokesperson for Google. Early life and education Mayer was born in Wausau, Wisconsin, the daughter of Margaret Mayer, an art teacher, and Michael Mayer, an engineer...