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The Virupaksha Temple in Hampi, Karnataka, blends spirituality with a surprising scientific element. This ancient temple ...
One of the best things about any entry level physics course is building a pinhole camera. It usually involves simple materials, but it’s still a challenging exercise, and an educational one at ...
Pinhole cameras are an ancient technology. They were known by the Chinese since 500 BCE. Arabic astronomer Ibn al-Haytham first used one to view an eclipses around 1000 CE.
You may think of a camera a complicated, highly technical, and expensive piece of machinery -- but at its most basic, it's just a box with a hole in it. Here's how to make your own pinhole camera ...
These pinhole photographs taken with a lensless pinhole camera with a extra long exposure. I use black&white paper which is 5-10 ASA. Exposure time can be very long, in some photos up to six months.
Make Magazine's blog post headline "$0 digital pinhole camera" sounded too good to be true, and guess what? It is! Poster Jason Striegel acknowledges that he "stretched the $0 part a bit" but even ...
For your digital version of the pinhole camera, you'll need some black paper, aluminum foil, a rubber band, and tape. Ah right, and the digital camera. From there, ...
To watch the solar eclipse on August 21, you could invest in a pair of overpriced eclipse glasses. But you're better off with a pinhole camera—or a pair of binoculars.
A fist-based pinhole camera shows the crescent sun, center, during an eclipse. Hat4Rain/Flickr (CC BY 2.0) There are other, more effective ways to use projection to your advantage, though.
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