News tagged with light

Why doesn't Venus have a magnetosphere?

For many reasons, Venus is sometimes referred to as "Earth's twin" (or "sister planet," depending on who you ask). Like Earth, it is terrestrial (i.e. rocky) in nature, composed of silicate minerals and metals that are differentiated ...

dateDec 11, 2017 in Space Exploration
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DNA damage repair—molecular insights

The first line of defense against skin cancer is the ability to repair DNA damage caused by UV light. The XPA protein plays an important role in the repair of certain DNA damage, and mutations in this protein have been implicated ...

dateDec 07, 2017 in Biochemistry
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Controlling spin for memory storage

Tohoku University researchers have developed a computational simulation that shows that using ultrafast laser pulses to excite electrons in a magnetic material switches them into a transient non-magnetic state. This could ...

dateDec 07, 2017 in General Physics
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Toward a continuous atom laser

Ever since its invention, the laser has been an invaluable tool in physics. It is expected that an atom laser - with the light waves replaced by the quantum waves of atoms - could have similarly important applications, for ...

dateDec 05, 2017 in Quantum Physics
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