Diffraction gratings in action! See how diffraction gratings separate light into its different wavelengths #optics #stem #light #science #diffraction #engineering #stemtok #learnontiktok #scienceismagic #foryoupage #foryou #fyp

From empty land to a completed building 🏗️Real construction timelapse with workers, tools, and heavy

FULL RENOVATION NEW ADDITION CONSTRUCTION PROGRESS — In our first video about this full residential renovation new construction addition project, we explained how most architecture firms stay away from projects requiring zoning relief or innovative solutions, due to the increased timeline and complexity required to complete such a project. Fast forward a few months and this project has now successfully been rezoned and begun construction. Here is a look at the construction progress made so far.