25 Amazing Electron Microscope Images
I drilled a 5 mm hole for the LED and a 3 mm for the micro switch. Then I glued all together - and now I have a nice, small, very bright torch - I think the batteries will last longer than ‘best before date'.
This battery hack that will save you roughly $40 on those 1.5V button cell batteries. All you need is a 2-pack of 12V A23 batteries.
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Built in Greece at around 100 BCE, the Antikythera Mechanism is the oldest known scientific computer. It was lost for 2000 years, but recovered from a shipwreck in 1901. In 2010, we built a fully-functional replica out of Lego.
Intermission: The Super Supercapacitor
play these together, some or all, start them at any time, in any order.
The book covers major questions about the nature and origin of the universe.
Pebble smartwatches have been hitting doorsteps for a little while now, but my colleague Darrell Etherington and I have only just been able to join the party. The reasons for the extra wait differed for the two of us -- I was a late backer, and his g...
LIFX is a WiFi enabled, multi-color, energy efficient LED light bulb that you control with your iPhone or Android.
Editor's note: This post is contributed by Rahul Mistry. Rahul is a freelance writer and a creative solutions expert. He loves technology, sports, art and all things digital. Follow him on Twitter and Google+. Design will keep changing to suit the mo...