willie, you look at the leads in the papers today, the major papers today. the wall street journal talking about the white house warning that funding for kyiv to run out in weeks. obviously, a desperate, desperate situation for those trying to stop a russian invasion here. the leads on the times, also, their lead story, of course, about israel pushing further south into gaza and approaching another large city center and the growing concerns about a humanitarian crisis. and, of course, over here, something that there s more and more focus on, it s about how donald trump s second term could obviously create a much darker trump and, of course, willie, very few checks and balances. we ll be getting all of those things today. a lot of really important stories and a lot of ground to cover. yeah. we re also going to be joined by liz cheney in just about an hour from now, and she ll tell us about her warning, as well. she believes if donald trump is elected to the white house a
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Pictures have always been a meaningful part of the human experience. From the first cave drawings, to sketches and paintings, to modern photography, we’ve mastered the art of recording what we see.
Cameras and the lenses inside them may seem a little mystifying. In this blog post I’d like to explain not only how they work, but also how adjusting a few tunable parameters can produce fairly different results:
Over the course of this article we’ll build a simple camera from first principles. Our first steps will be very modest – we’ll simply try to take any picture. To do that we need to have a sensor capable of detecting and measuring light that shines onto it.