By January 1879, at his laboratory in Menlo Park, New Jersey, Edison had built his first high resistance, incandescent electric light. It worked by passing electricity through a thin platinum filament in the glass vacuum bulb, which delayed the filament … Continue reading →

English chemist Humphry Davy developed the first incandescent light in 1802, followed by the first practical electric arc light in 1806. By the 1870s, Davy’s arc lamp had been successfully commercialized, and was used to light many public spaces. Who … Continue reading →

The transaction fee for all purchases in Google Play (apps and in-app purchases) is 30% of the price the customer pays. In other words, developers get 70% of the payment and the remaining 30% goes to the distribution partner and … Continue reading →

Fold the fabric of the roman shade up twice, until it reaches the desired length, using your marks on the fabric as a guide. Use a hot glue gun to secure the fabric on the back, creating a hem in … Continue reading →

Most Android apps by Google can be installed for free. Open the Google Play app on your Android. Search for a Google app you want to install, such as Google Docs or Google Apps Lookup, and select it. Follow onscreen … Continue reading →

Pricing. G Suite for personal use starts at $6 per month for a basic license.G Suite is our recommendation for personal use in your home office, but for those interested in continuing to work with Microsoft’s desktop apps or those … Continue reading →

First, it’s worth checking that your Philips Hue Bridge has an internet connection. All three lights at the top of the Bridge should be on. In order, they are the power button, network connection button and internet connection button. If … Continue reading →

Early school start times and packed schedules can take away from the hours needed for sleep.The body releases the sleep hormone melatonin later at night in teens than in kids and adults. This resets the body’s internal sleep clock so … Continue reading →

Exposure to white light during the day can have positive effects, including boosting alertness and mood. Red light has no effect on the circadian clock, so you can use a dim red light at night. Yellow and orange light have … Continue reading →

The measurement of time began with the invention of sundials in ancient Egypt some time prior to 1500 B.C. However, the time the Egyptians measured was not the same as the time today’s clocks measure. For the Egyptians, and indeed … Continue reading →

If your device doesn’t have a wall mount screw slot, it is a Google Home Mini (1st gen). The Google Nest Mini device’s 14-digit alphanumeric serial number is located on the bottom of the device on the outer edge. The … Continue reading →

Third brake lights are also known as center high mount stop lamps (CHMSL) because they are commonly installed high and smack at the center of a vehicle’s rear window or deck lid where it’s most visible to tailing motorists. Where … Continue reading →

Google Assistant detected “Hey Google” and is waiting for your question or command.Google Assistant is thinking. White lights continuously pulse. Google Assistant is responding. What does two lights on a Google Home mean? Google Nest Mini: Depending on your device … Continue reading →

(a) “Blue dot tail light” means a red lamp that contains a blue or purple insert that is not more than one inch in diameter and is installed in the rear of a motor vehicle.(c) A written statement that the … Continue reading →

The French inventor Antoine Redier was the first to patent an adjustable mechanical alarm clock, in 1847. Lew Wallace came up with the the snooze button. Popular opinion has it that the snooze was the feat, or fault, of Lew … Continue reading →