lighting Projection artists recreated the world's oldest sundial on the winter solstice Thom Dunn

art Immersive computer-controlled spotlight array installation Andrea James

video "Glitchy" skyscraper debuts with spectacular light show Andrea James

driving Laser light show on freeway meant to keep drivers from falling asleep (video) David Pescovitz

halloween Incredible Halloween light and drone-art show pulls in Metallica, Ghostbusters, and Stranger Things Rusty Blazenhoff

halloween This at-home haunted light show gives a whole new meaning to Nirvana's 'Smells like Teen Spirit' Carla Sinclair

Space Breathtaking images of auroras over Earth David Pescovitz

Boing Boing Gadgets This bioluminescent orb glows every night – and will keep you utterly transfixed Boing Boing's Shop

art Amazing projection mapped lightshow on laser-cut wood Andrea James

halloween Epic Halloween light and music show is a Michael Jackson tribute Rusty Blazenhoff

happy mutants Kickstarting the Makerphone: an open-source hardware phone kit, programmable with python and Scratch Cory Doctorow

Kids Watch the huge drone lightshow that just broke the world record Andrea James

art Projection-mapped light-show on the Sydney Opera House Cory Doctorow

art Behold this beautiful interactive lighted greenhouse Andrea James

video Watch a car crash spark a spectacular electrical fire Andrea James

video The Infinity Wall: projection mapped illusion in the desert night Andrea James

offworld A trippy program that makes you the DJ of your own art Laura Hudson