THE GOODBULB JOURNAL

Good light, good reads.

Lighting know-how, the story of American manufacturing, and the good we get to do along the way.

Bulb School

CFL vs. Incandescent: A Comparison Guide

Which bulb actually saves you money, and which belongs in the past.

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Understanding Light Bulb Order Codes

A19, BR30, E26. The code on the box, finally decoded.

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The Best Lighting Setup for Home Classrooms

The right light helps kids focus, read, and learn.

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LED vs. Incandescent Holiday Lights

Brighter, safer, and a fraction of the energy.

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Why LEDs? The Benefits, Explained

Less energy, less waste, and years of light.

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A Is for Arbitrary

What the A in A19 actually means.

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Incandescent Light Bulbs, Explained

What made the incandescent special, and why it is fading.

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Essential Lighting Questions, Answered

The questions buyers ask us most, in one place.

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Sustainable Living Tips for Earth Day

Small changes that add up, and how efficient light fits in.

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Are Indoor LED Lights Bad For Your Eyes?

Learn how LED lights affect eye health and make informed choices for your spaces.

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How Do I Replace My Incandescent Bulbs with LEDs?

What actually causes eye strain and where your lighting fits in.

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LED Lighting Retrofit Guide: How to Upgrade Your Business to LED

What businesses should know before replacing outdated lighting.

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7 Benefits of Switching to LED Lights in Your Home

Lower energy use, longer life, and fewer trips up the ladder.

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Eco-Friendly Light Bulbs: How LED Lighting Supports a Sustainable Future

Why better bulbs can mean less waste, less energy, and a smaller footprint.

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LED Lighting for Businesses: Benefits, Savings & Upgrade Tips

Where better lighting can save money and improve the space you work in.

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What Bulb Is Best for the Bathroom?

The brightness, color, and bulb type that make bathrooms work better.

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What Is the Best Kelvin Temperature for My Bathroom?

Warm, cool, or somewhere in between? Here’s what actually works.

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Are LED Lights Dimmable? Can I Use My Current Dimmer Switch with LED Bulbs?

Before you blame the bulb, make sure the dimmer is part of the plan.

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Light Bulb Shape, Base and Filament Types

A plain-English guide to all those shapes, letters, bases, and numbers.

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Why Doesn’t My Light Fixture Use a Normal Light Bulb? GU Base Explained.

What GU bases are, why they exist, and how to find the right replacement.

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