Build Yourself a Rudimentary, Hand-Cranked Star Tracker for $30

Star trackers are important for capturing long exposures of star formations by slowly moving to compensate for the rotation of the Earth. Most modern star trackers use motors to do this, but in this 22.5-minute video, photographer Nico Carver shows how he built a hang-crank version for just $30.

Answering an Age-Old Question: What Makes a Great Print?

When I attempt to make a great photographic print, what do I look for? What process do I go through to make the image as perfect as possible? I have spent 40 years making my exhibition-quality Cibachrome prints and I’d like to explain what goes into making a superlative photographic print.

Building a 16×20 Camera with a Giant Aerial Lens and Cardboard

A few years ago I built an ultra-large-format (ULF) camera that is 24 inches by 24 inches. While it was a pretty huge camera, it was a simple build it was just two square standards, one for the front and one from the back that were connected by a big bellow.

Sigma fp L Unveiled: Tiny Size, Full Frame 61MP Sensor, Hybrid AF

Sigma has announced the fp L, a 61-megapixel, L-mount, full-frame camera that the company claims is the "world's smallest and lightest single lens mirrorless camera." It shares the same dimensions as the original Sigma fp, but makes notable upgrades to resolution and performance that combine to make it far more appealing.

New Stunning Image of the M87 Black Hole Shows its Magnetic Fields

The Event Horizon Telescope (EHT), which was responsible for producing the first-ever image of a black hole in 2019, has today revealed a new polarized view of the M87 black hole that reveals the structure of its magnetic fields, key in explaining how it is able to launch energetic jets from its core.

NASA is Gearing Up to Fly a Camera Drone Above Mars

NASA is targetting early April for the first flight of its Ingenuity Mars Helicopter, a drone that will mark the organization's first attempt at a powered, controlled flight of an aircraft on another planet where it will hover over the surface and capture aerial images.

Why NFTs (Probably) Won’t Make You Money in the Long Run

Over the last few weeks, it seems like the world wide web has been swamped with both explainers and critiques of Non-Fungible Tokens, or NFTs. It’s a pyramid scheme! It’s the next thing in Fine Art! It’s an ecological disaster! I am making so much money!

How To Make a Photo Trap With a Raspberry Pi and a Sony Alpha

Recently a squirrel noticed our nut box that was waiting to be raided for almost a year now. But as our squirrels here are a bit skittish, I needed to come up with a way to get in close to take nice pictures of them.