Caffeine in sunscreen could provide greater protection against skin cancer

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Caffeine in sunscreen could add greater protection against skin cancer.

Putting caffeine in sunscreen could provide greater protection against skin cancer, suggest scientists. They believe the chemical found in coffee absorbs ultraviolet radiation when applied to the skin and prevents tumors after exposure to sunlight.

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Ozone Levels Over the Arctic Dropped By Half in the Past Year

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Much more ozone (in red) is shown over the Arctic in the left image than the right image.

Check out the stark difference between these two satellite images, taken on March 19, 2010 and March 19, 2011. The left image shows much more ozone (in red) over the Arctic than the right image. What’s happened?

 

Continue reading… “Ozone Levels Over the Arctic Dropped By Half in the Past Year”

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Could a Wearable UV Detector Prevent Skin Cancer?

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The UV Dosimeter invented by Martin Allen in collaboration with Niwa and Canterbury University. It can be worn like a watch or pinned to clothing.

A small device to measure exposure to ultraviolet radiation could one day be sold to schools and researchers to help prevent skin cancer.  The UV Dosimeter, invented by Canterbury University computer engineer Martin Allen, can be worn like a wristwatch or pinned to different parts of the body.

Continue reading… “Could a Wearable UV Detector Prevent Skin Cancer?”

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New Images From The Repaired Hubble Space Telescope

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A small region inside the globular cluster Omega Centauri, which has nearly 10 million stars

Astronomers unveiled new pictures and observations from the Hubble Space Telescope. With the exception of a picture last month of the bruise on Jupiter caused by a comet, they were the first data obtained with the telescope since a crew spent 13 days in orbit last May replacing, refurbishing and rebuilding its vital components.  (Pics)

 

Continue reading… “New Images From The Repaired Hubble Space Telescope”

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