“Higher melanin levels lead to darker pupils. Lower melanin levels lead to light or blue eyes.” Of course, not all blue eyes ...

Before leaving the house I check my pockets for keys, wallet, cellphone, pocket knife, and flashlight. It’s my standard preparedness checklist. Whether you use it for work, outdoor pursuits, or daily ...

The flashlight I use most often is built into my phone and it’s around 50 lumens. It works fine up close, but there are pocket-sized flashlights that can illuminate an entire football field. There are ...

Another study found that red and blue light therapy could help mild to moderate acne, with red light minimizing inflammation. While it’s effective, Dr. Om says red light therapy should be ...

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LED light bulbs are bright, energy-efficient and can be equipped with extra features, unlike regular bulbs. Whether you're looking for maximum brightness in darker rooms or you want a light source ...

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