• 17 Aug 16:00
• Nathalie

3D illusion lamps check every kids' room box: cool to the touch, low voltage, genuinely dim enough to sleep near. Our picks by age and fandom.

• 28 Jul 11:29
• Nathalie

The floating hologram is an optical trick: a flat, laser-engraved acrylic sheet, edge-lit from below. Here is how it works and why it fools your brain.