Researchers from the University of Rochester and University of California, Santa Barbara, engineered a laser device smaller ...

Then it ultimately became our name.” Bagel, which is priced at $69 USD, allows users to measure objects using three different methods: using string, using the wheel, and using an ultra-sonic sensor.

Yeh, metal-tape measures stopped being cool right around the time ThinkGeek started selling the Smart String, which has 50-inches of retractable string that can bend around curved things.

That tool is the cosmic distance ladder.This ladder has “rungs” of objects with certain ... For example, once astronomers measure the distance to a galaxy using one rung, they can then measure ...

Instead of using a metal measuring tape to figure out how long or how wide or how deep something is, I use other methods. Like string. Not long ago I used a piece of string to measure the length ...

You can measure objects on an iPhone using Apple's Measure app. The app is free and works with specific versions of the iPhone, iPad, and iPod. You may be able to ...

“It’s fundamentally a mass sensor, so at the most basic level it can weigh tiny objects in fluid,” says Grover. “But by using a method that Archimedes first described over 2000 years ago, we can also ...

Using this model of magnetic field variation with position and measuring the magnetic field at the sensor's location, the position of the ferromagnetic object is calculated. Many creatures in ...