Two Wind Farms Get New Zealand Closer To 90% Renewable Power

wind-turbines-wellington-new-zealand

New Zealand is one big step closer to accomplishing the ambitious goal of generating 90% of its electricity from renewable sources by 2025. The country already produces nearly 80% of its power from clean sources, including hydropower, geothermal, and wind farms. With hydropower approaching its natural limit, New Zealand is investing heavily in two huge […]

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Astrophysicist’s Technique Could Cut Plane Boarding Time In Half

boarding-plane

Fermilab scientist Jason Steffen recently presented a creative and simple solution to a problem that affects hundreds of millions of people per year: inefficient airplane boarding procedures. Typically, airlines board in several zones, from back to front, one zone at a time. Though it may appear logical, this method is full of disorganization. Passengers in […]

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Lighting Costs Cut By 90% Using Intelligent LEDs

digital-lumens-smart-leds

A company called┬áDigital Lumens has introduced product that networks LED lights together to form an “intelligent” lighting system. The system can turn on lights if people are present in a room, and adjust brightness levels over the course of a day. Overall, the system can cut lighting costs by 90% for commercial sites like warehouses. […]

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Charging USB Devices With AA Batteries

Charging USB Devices With AA Batteries

In this article, we will share with you some devices that use AA batteries to charge USB-powered small electronics. These devices provide a convenient way to stretch the time between wall outlet recharges.

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LED Lamps That Glow With Warm White Light

LED Lamps With Warm White Illumination

LED Lamps With Warm White Illumination: Koncept Z-Bar ($165) and i-Tower ($195) Pablo Designs LIM L Floor ($350) Cree XLamp XR-E Warm White LED Lantern ($25) The color temperature of light is measured in degrees Kelvin. Lower-temperature white LEDs (around 2,000-4,000 K) are warm (yellowish white) like incandescent bulbs. White LEDs with higher color temperatures […]

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