In addition to generous water flow and feeding regularly, when trying to grow corals under T8 fluorescent lighting the aquarist should seek to optimise the performance and PAR output of his or her ...

Dave Wolfenden spotlights these nifty alternatives to fluorescents. These lamps from Arcadia are the same shape as a T8 fluorescent tube, but the light is generated by a row of LEDs (36 in the ...

Here’s how it works. Does your home have a lot of built-in light fixtures, such as recessed lighting, chandeliers, or wall sconces? If so, replacing all those lights with smart light bulbs can ...

Fluorescent probes are molecules that absorb light of a specific wavelength and emit light of a different, typically longer, wavelength (a process known as fluorescence), and are used to study ...

Even the most naturally well-lit homes require lighting fixtures for creating the perfect atmosphere, entertaining guests, and working late into the evening. And while it may feel daunting to sift ...

Here’s how it works. The speed of light traveling through a vacuum is exactly 299,792,458 meters (983,571,056 feet) per second. That's about 186,282 miles per second — a universal constant ...

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