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Abstract: Traditional liquid prisms face challenges in achieving large aperture and wide deflection angle. In this letter, a large aperture liquid prism with mechanical drive is proposed. Four baffle ...

Posts claiming a celestial "smiley face” will light up the night sky over Christmas aren't true. But the Christmas Tree ...

Depending on where you are in the world, you may have different names for White Elephant. Whether you call it Yankee Swap, ...

Brittany Dube is a public health professional with expertise in health education and community health. She works for her local Department of Health as a Behavioral Health, Health Promotion, and ...

This story appears in the August 2020 issue of National Geographic magazine. Oscar Nilsson has the gift of being able to put a face (but not necessarily a name) to roughly a hundred once anonymous ...

OpenAI is being sued for wrongful death by the estate of a woman killed by her son, who had been engaging in delusion-filled conversations with ChatGPT. Stein-Erik Soelberg spent months talking to the ...

Abstract: Omnidirectional images have a significantly broader field of view (FOV) compared to standard cameras. Various methods have been used to achieve an omnidirectional view. Ideally, this can be ...