What is sea level, is it better to walk or run in the rain, why is it dark at night, what is dark matter and many more questions explained in short videos in a real fun and intuitive way.
Very talented and mighty patient Photoshop manipulation artist Alexander Koshelkov did it again. This time he created this epic wallpaper with a title Airship Of Doom.
Truly amazing work by the NYC Grid guys creating images composed of two images at the exactly same location only decades or sometimes even century apart.
The good folks at the Delft University of Technology came up with a dragonfly-like winged machine that can fly completely autonomously until the batteries allow.