2.1K views · 14 reactions | PDLC (Polymer Dispersed Liquid Crystal)...

18 reactions | The Science Behind Glass: Properties, Manufacturing,...

Make Your Own Crystal-Growing Tree at Home Looking for a hands-on science activity that kids will love? This Crystal-Growing Tree is magical, eye-catching, and a great way to explore evaporation and crystal formation. With just a few simple ingredients, you can grow a sparkling, snow-covered tree right at home. Ingredients: 2 tablespoons table salt 2 tablespoons water 1 tablespoon household ammonia (clear, unscented) 1 tablespoon liquid laundry bluing Thick cardboard or cardstock Scissors Food c

1.1M views · 11K reactions | The liquid crystals in the screen change their polarizing orientation depending on the electric field applied through them. If the light passing through the liquid crystal is oscillating at 90 degrees to the polarizing filter, then you will not see light coming through the screen. Video credits @filomin2 #physics #science #samsung | vt.physics | Facebook

5.8K views · 185 reactions | Electronic Liquid Crystal Molded Case...

Rapid Crystal Eruption Bowl Materials Table salt (about 1–2 cups) Alum powder (found in the spice aisle—this speeds crystal growth) Food coloring (multiple colors) Warm water (½–1 cup) Small bowls or cups A wide, shallow glass bowl Plastic spoons or popsicle sticks Step-by-Step Instructions 1. Prepare Colored Salt Mounds Divide salt into 4–5 small bowls. Add a few drops of food coloring to each bowl. Stir until the color is evenly distributed. Pour each colored salt pile into the center of your