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Archive for August, 2009

Snow Flakes

Snow crystals form when tiny supercooled cloud droplets freeze. These droplets are able to remain liquid at temperatures lower than −18 °C (0r °F), because to freeze, a few molecules in the droplet need to get together by chance to form an arrangement similar to that in an ice lattice; then the droplet freezes around [...]

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Ice Flowers

Ice flowers are formed on new layers of sea ice, from saturated water vapors that come up from under the ice through cracks. In contact with the cold air, the vapors start to freeze and the salt on the surface of the ice begins to crystallize and serves as a nucleus for the frozen vaporized [...]

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Ice Circles

A rare phenomenon usually only seen in extremely cold countries, scientists generally accept that Ice Circles are formed when surface ice gathers in the center of a body of water rather than the edges. A slow moving river current can create a slow turning eddy, which rotates, forming an ice disc. Very slowly the edges [...]

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Ice Caves

Ice caves are a type of natural cave that contain significant amounts of ice. At least a portion of the cave must have a temperature below 0 °C (32 °F) all year round, and water must have traveled into the cave’s cold zone. There are many ice caves throughout the world, but the Eisriesenwelt Ice [...]

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Frozen Waterfalls

The growth of a frozen waterfall can proceed only gradually, for progressive freezing of the flowing water. There are thousands of frozen falls around the world. The one located at Beijing’s Myun County attracts tourists from all over the country as well as internationally. A beautiful display of nature’s art at work.

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Allergic to modern living

For most people talking on a mobile phone, cooking dinner in the microwave or driving in a car is simply part of modern living in 21st century. But completing any such tasks is impossible for people like Debbie Bird – who is allergic to modern technology. The 39-year-old is so sensitive to the electromagnetic field [...]

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Allergic to the sun

It’s not that uncomun for people to be allergic to the sun, but there is special type of sun allergy, called solar urticaria, that is very rare. It is said that very few people in the world suffer from it. Solar urticaria (SU) is a rare condition in which exposure to ultraviolet or UV radiation, [...]

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Allergic to Wood

Wood allergies can definitely be troublesome. While people are allergic to certain types of wood or sawdust, there are cases when people are allergic to any type of wood in many types of forms, whether it is dust or solid. Along with wood allergies comes the fact that you can’t touch paper, use a pencil, [...]

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Allergic to Sex

Medical researchers have found that some women are allergic to their male partner’s seminal fluid, the thick liquid that carries sperm. Doctors know the disorder as “human seminal plasma hypersensitivity.” In rare cases, the allergic response can cause death. But there is good news. The malady is usually treated by allergists, although it takes some [...]

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Allergic to Water

Known as aquagenic urticaria, this condition is said to only affect one out of every 23 million people in the world. Being allergic to water is extremely rare, and most that are allergic to it are confined to their homes. The person is hypersensitive to the ions found in non-distilled water, so most have to [...]

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