Thursday 15 March 2018

Trilobites: Steve, a Famous Northern Light, Stays Mysterious (and Keeps His Name)

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Steve is a glowing strip in the night sky, not far from the northern lights. It was named after a cartoon. Now scientists have learned more.
via New York Times

A new use for graphene: Making better hair dyes

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Graphene, a naturally black material, could provide a new strategy for dyeing dark hair that will make it less prone to staticky flyaways. Researchers have put it to the test. They used sheets of graphene to make a dye that adheres to the surface of hair, forming a coating that is resistant to 30 washes without the need for chemicals that damage the hair cuticle.
via Science Daily

Graphene flakes for future transistors

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Tiny and very promising for possible applications in the field of nanoelectronics: they are the graphene nanoflakes. These hexagonal shaped nanostructures would allow to exploit quantum effects to modulate the current flow. Thanks to their intrinsic magnetic properties, they could also represent a significant step forward in the field of spintronics, which is based on the electron spin.
via Science Daily

Space radiation more hazardous: Implication sfor astronauts and satellites

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It might sound like something from a science fiction plot - astronauts traveling into deep space being bombarded by cosmic rays - but radiation exposure is science fact. As future missions look to travel back to the moon or even to Mars, new research cautions that the exposure to radiation is much higher than previously thought and could have serious implications on both astronauts and satellite technology.
via Science Daily
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Jupiter's atmospheric beauty is more than skin deep

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In the year and a half NASA's Juno spacecraft has been orbiting Jupiter, the scientists have discovered that the orange and white bands that characterize Jupiter's outer atmosphere extend thousands of miles into the gas giant's atmosphere.
via Science Daily
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