How does hydrogen metallize?

Hydrogen is deceptively simple. It has only a single electron per atom, but it powers the sun and forms the majority of the observed universe. As such, it is naturally exposed to the entire range of pressures and temperatures ...

Arctic snow not darkening due to soot, dust, study finds

For millennia, Greenland's ice sheet reflected sunlight back into space, but satellite measurements in recent years suggest the bright surface is darkening, causing solar heat to be absorbed and surface melting to accelerate. ...

Being 'secondary' is important for a Webb Telescope mirror

(PhysOrg.com) -- "Secondary" may not sound as important as "primary" but when it comes to the next-generation James Webb Space Telescope a secondary mirror plays a critical role in ensuring the telescope gathers information ...

Adding sound to quantum simulations

When sound was first incorporated into movies in the 1920s, it opened up new possibilities for filmmakers such as music and spoken dialogue. Physicists may be on the verge of a similar revolution, thanks to a new device developed ...

Want to catch a photon? Start by silencing the sun

Researchers at Stevens Institute of Technology have created a 3-D imaging system that uses light's quantum properties to create images 40,000 times crisper than current technologies, paving the way for never-before seen LIDAR ...

New e-paper display offers low energy/high refresh rate

(PhysOrg.com) -- A new type of display for portable electronic gadgets combines the energy efficiency of low power devices such as e-readers with the high performance of high power use devices such as laptops and smartphones. ...

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