CHINA TOPIX

11/23/2024 11:18:15 pm

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Sunlight

Fly by light

LightSail 2 to Test Solar Propulsion -- or Flight by Light -- in Earth Orbit

As light reflects off a sail, most of its momentum is transferred, pushing on the sail.

Sunlight

UV Rays Continue to Damage Our Skin Hours After Sun Exposure

The study found that the ultraviolet rays will continue to produce damage to our skin even in the dark.

Sunlight

Americans to Test First Spacecraft Powered by Sunlight

Solar sails are designed to capture the momentum from solar energy photons using large, mirrored surfaces.

A swimmer under the sun

Sunlight May Slow Down Weight Gain and Help Fight Diabetes

Exposure to sunshine may slow down weight gain as well as the development of type 2 diabetes scientists say, as indicated with their experiments on mice.

Sun in X-Ray

Harvesting Hydrogen Fuel with Solar Energy

Michael Grätzel and his team at the Laboratory of Photonics and Interfaces at École polytechnique fédérale de Lausanne in Sweden have developed dye solar cells that imitate the photosynthesis in plants and techniques for making fuels, such as hydrogen, through solar water splitting.

The Sun

Solar Explosions Modeled in Computers

Researchers examined what happens when explosions occur on the surface of the Sun.

Tailings pond

Solar Powered Process Could Transform Oil Sands Tailings Reclamation

Since the process is powered by solar energy, the cost will be minimal compared to existing methods currently being used in the field.

A polymer solar cell

Team Improves Efficiency of Solar Cells with New Polymer

PID2 improved the efficiency of electrical power generation by 15 percent.

The massive X-class Flare on June 6

Sun Erupts With Powerful Earth-Aimed Solar Flare

The large flare, which was ejected from a region of the sun facing the Earth, affected radio communications in the upper atmosphere.

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