What is a camera obscura? – Chinese Science
What is a camera obscura? This is a large camera obscura: a dark room with an image projected into it. Who invented the camera obscura? The Chinese philosopher and scientist [...]
7
06, 2017
27
05, 2017
How do eyes work? Evolution and Biology
A flatworm with eye-spots Eyespots came first Living creatures have been able to tell if it's light out or not for about two billion years. That's when some eukaryote cells evolved to [...]
26
05, 2017
Pinhole camera science project – Biology and Evolution
Use a Pringles can for the cardboard tube Your eyes, and the eyes of many other animals and insects, work the same way as a pinhole camera. Building your own [...]
