As relaxing, amusing and intriguing as any other: "an impressive Rube Goldberg machine with a 4-minute course. The beads move in a chain reaction divided into several more complex steps, including the one with a whiteboard that turns to release new balls positioned on the back side."
When I was very little, my big brother brought me in to school for show-and-tell. In the lunchroom, a kid fired a rubber band that hit me right in the face. I still remember the welt. This fascinating video uses high-speed footage to explain the physics behind this age-old form of weaponry. It also reminded […]
In 1977, just a few months after Voyager 1 and 2 began their grand tour of the solar system, Carl Sagan gave the esteemed Christmas Lectures at the Royal Institution of Great Britain. You can watch them below via YouTube or at the
Vantablack is a pigment made from carbon that is so black that anything painted with it looks like a hole in reality. It absorbs 99.965% of visible light. The Action Lab Man made something even blacker than Vantablack, then shines lights and lasers onto it to see if it visibly reflects the light. He uses […]
Looking to de-clutter your kitchen counter? Start with those multiple, tangled charging cables for your multiple, power-hungry devices. There’s a workhorse solution for all those power needs, and it’s just as just as well suited to travel as home use: The Scout Wireless 5000mAh Charger. Compact and sleek at nine ounces, it doesn’t look like […]
Use a single password for every website, and you’re compromising your security. Use a different one each time, and you’re bound to lose track of them. The solution? RoboForm Everywhere, a catch-all tool that will not only manage the passwords on every site you visit but generate better ones. As a simple password database, it’s […]
Just a reminder: Print isn’t dead. And now that printers are becoming as portable as cell phones, it might be around for quite some time. Enter the MEMOBIRD Mobile Thermal Printer, a mini-printer that is versatile, portable – and most importantly, never needs a refill on ink or toner. Measuring just a few inches around, […]