How Many Lenses Does a Compound Microscope Have?

Compound microscope up close

The word “compound” is often used when one is trying to describe something that has more than one element. For example, financial investors normally talk about compounding interest to imply that the interest yielded over time has been calculated after taking into consideration two elements—the principal amount and the simple interest. In the world of […]

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What Is Chromatic Aberration and How Do I Fix It?

city lights with chromatic aberration

Chromatic aberration, also known as color fringing or purple fringing, is a common optical issue that happens when the lens can’t bring all the wavelengths of color onto the same focal plane. It can also occur if the wavelengths of color are focused in different positions. The lens acts as a prism, bending light, and […]

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How Long Do Great Blue Herons Live? How Old Was the Oldest Recorded?

Great Blue Heron in the water

Herons belong to the Ardeidae family. And in that family, we have a total of 64 members, all representing various species. In North America, there are 10 different Heron species—the Great Blue Heron happens to be the largest, standing at 4 feet tall. Ironically, they are not as heavy as the other species that come […]

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Can You Get Blue Light Glasses with A Prescription?

woman wearing blue light eyeglasses

Blue light lenses are available for prescription and non-prescription glasses. What’s more, your vision insurance might even cover the blue light blocking coating for your glasses. But do blue light glasses actually work? Do you really need them? In this article, we’ll present you with all the facts to help you make an informed decision. […]

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How Long Do Mallard Ducks Live? (Average Lifespan Data & Facts)

mallard duck

The mallard duck is the most common and the most easily recognized duck. In the wild, these ducks live between 5–10 years, although in captivity, they can live as long as 20 years or more. Unfortunately, eggs and ducklings make good meals for predators and the high duckling mortality rate is one of the reasons […]

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How To White Balance a Camera: 8 Critical Tips and Tricks

Camera

White balance, which involves controlling how colors are captured when using a camera, is one of the most important factors for beautiful photographs. A camera using the correct white balance will produce shots that match the natural colors of any object, regardless of the light source. White balancing eliminates unwanted color casts that make colors […]

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8 DIY Log Cabin Bird House Plans You Can Make Today (With Pictures)

small log cabin-bird feeder in the forest

A DIY birdhouse is a fun way to get creative and enhance your woodworking skills, and providing a birdhouse in your backyard is a great way to attract birds to the garden. They can also make amazing gifts or a fun holiday project for yourself and the kids. A log cabin-style birdhouse is rustic and […]

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What Is a Phase Contrast Microscope? The Interesting Answer!

Phase-contrast microscope in the lab

It’s possible to study, examine, and observe objects—or parts of those objects—that are too tiny to be seen with the naked eye. That whole process is called microscopy because you’ll be using an optical instrument called a microscope.  We have different types of microscopes, and the phase-contrast microscope is one of them. Once you’re done […]

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10 Best Macro Lenses in 2024 — Reviews & Top Picks

macro lens

Macro lenses open up new possibilities for you to explore. You’ll likely find it just as entertaining and educational setting up the shots as you do sharing them. It also allows you to flex your creative muscles with a new perspective. You’ll likely find that it will spur your interest in your hobby with more […]

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Do Swans Have Teeth? Anatomy, Facts, & FAQ

swan on shallow waters

Swans are majestic birds that represent beauty, elegance, and romance. Something about their appearance draws people in, and many of us wonder about their lifestyle and habits. When we think about swans, an array of questions comes to mind, and one of the questions that’s quite common is whether swans have teeth or not. Although […]

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