Using fans is one way to cool down your home without consuming as much energy as you would using an air conditioner.

Researchers have cracked a fundamental optical challenge: how to control both angle and wavelength of light independently—a ...

Ceiling fans make our homes feel cooler in summer while also helping save energy. Make sure your ceiling fan is turning in ...

NASA’s Mars Reconnaissance Orbiter has learned to pull off daring 120-degree rolls that give its SHARAD radar ...

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