health
Blue-Tinged LED Street Lights Linked With Higher Cancer Rates

Researchers have linked the modern form of LED street lighting to higher rates of breast and prostate cancer, in a grim development that could have repercussions for everything we look at in today's backlit world. Read More >>

energy
Hopefully This Poo-Powered Composting Street Light is Not the Future

A street light up the Malvern Hills is doing something exciting. It's shining away, guiding walkers out on their walks, with the energy it uses coming from a composting system that's powered by rotting bags of dog poo. Read More >>

cars
AI Traffic Lights That Favour Cyclists are on the Way to the UK

A trial of a "smart" traffic light system is finally about to start in the UK, and about time too, seeing as pretty much everyone who's ever driven or ridden through a town has already had the idea of adapting the signals on the fly to better meet traffic demand. Read More >>

design
Salt Water Is All You Need to Power This Lamp for 80 Hours

Hurricanes, earthquakes, elected officials—there are plenty of legitimate reasons to prepare for the end of civilisation as we know it, and if the world’s supply of batteries ever runs out, you’ll be glad you had this emergency LED lamp tucked away in your doomsday shelter. Read More >>

gadgets
You Can’t Knock This Wobbly Work Light Over

If you find yourself having to fix a plumbing leak in the middle of the night, the last thing you want is your work light falling over in the middle of the job. So Ridgid’s new task light, which looks like a floating buoy, features a rounded, weighted base ensuring that even if it does get knocked over, it will automatically stand back up again. Read More >>

watch this
Riding a Bicycle With Lights on Its Wheels Is Basically Tron

Bicycles with lights ringing their back wheels and expert visual editing basically turns regular mountain biking into light cycles on The Grid in Tron. Read More >>

science
This New Light System Shines as Bright as 21,700 Suns

Researchers from Europe have developed a solar simulator that replicates the heat and light of the sun’s radiation — and then some. The system, with a luminous flux equivalent to over 20,000 suns, is being used to test various materials in extreme conditions. Read More >>

design
Guy Builds a Water-Cooled 72,000-Lumen Torch And Boy Is It Bright

Unimpressed with the torches sold at your local camping shop? Need to be able to spot foxes at night from five miles away on your next camping trip? Just do what YouTube hacker Samm Sheperd did and build your own using eight 100-watt LED chips that produce somewhere around 72,000 lumens. Read More >>

gadgets
Philips Hue System Adds a Motion Sensor That Will Turn Your Smart Lights On Automatically

Before the idea of a ‘smart home’ came long, people had to actually walk over to a switch to turn lights on and off—it was barbaric. Now you can illuminate your entire house with just a few taps on a smartphone app, but Philips wants to make life even easier than that with a new motion sensor that automatically turns its Hue lights on and off for you. Read More >>

watch this
I Need to Ride This Trippy Slide Right Now

You could get on this water slide completely sober and emerge feeling like you went on the wildest acid trip ever. Read More >>

accessories
An App Manages the Brightness of Petzl’s New Headlamps to Maximize Battery Life

When you’re heading out for a night run, or hiking through the woods after dark, a working headlamp is almost as important as the shoes on your feet. So Petzl is upgrading its hands-free headlamps with Bluetooth and smartphone connectivity to intelligently manage brightness and battery life. Read More >>

science
Can Christmas Lights REALLY Play Havoc With Your Wi-Fi?

A telephone regulator has warned that festive decorations can spoil your festive internet fun. Here’s the science. Read More >>

uncategorized
Buildings Around the World Light Up in Solidarity With France

From London to Sydney, iconic buildings and monuments across the world were aglow last night in the colours of the French flag, honouring the victims of Friday's deadly attacks in Paris. Read More >>

uncategorized
This Light-Up Bike Jacket is Genuinely Smart

‘Smart’ is a word that gets thrown around a lot with technology. Slap a Bluetooth-connected Arduino board into a fridge, connect it to Twitter, and you might have the new iPhone on hand, or so the theory goes. So it’s with great reluctance that I admit this Bluetooth-connected light-up jacket looks like king of the mountain. Read More >>