The "pale blue dot" has been twinkling like a brilliant diamond in satellite images, and scientists may have finally solved the mystery of why. Mysterious flashes of light from Earth were captured by ...
Solar cells are an increasingly important source of renewable energy, but there’s still room for improvement. Stanford engineers have now developed a pyramid-shaped lens that can focus sunlight from ...
The "pale blue dot" has been twinkling like a brilliant diamond in satellite images, and scientists may have finally solved the mystery of why. Mysterious flashes of light from Earth were captured by ...
Can we turn back time? Ask a savvy physicist, and the answer will be “it depends.” Schemes for retrograde time travel abound but usually involve irreconcilable paradoxes and rely on outlandish ...
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