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The Ancient Greeks are known for their contributions to modern society. The Greeks are often thought of as the founders of philosophy, as well as early pioneers in literature, government, and more. The Greeks were also one of the first to develop a comprehensive, written language that surfaced around the 8th century B.C, and was used widely across the region.

Though the ancient Greek alphabet originally had multiple variants, The Euclidean Alphabet, which is still used today, has been used since the 4th century B.C. In addition to being used in the Greek language, Greek letters are also used as symbols in math and science, as well as in other fields. Below, we will go over the Greek letters as they’re used today, modern pronunciation, and their approximate English equivalents.

If you’re thinking about enlisting in the US military, you’ll need to take the ASVAB. However, the exam is tougher than many people expect, and you’ll likely have to do some studying for it. Practice ASVABs are the best way to learn how well you’re currently doing and where you need to improve. Read this guide to learn where you can find the absolute best ASVAB practice tests, which practice tests you should avoid, and how you can get the most out of your studying.

Wondering, “How many sides does a pentagon have?” Look no further! This article will tell you everything you need to know about pentagons.

If you're lucky, you've had the experience of sitting outside on a warm, summer night and watching lightning bugs blink all around you. It's a pretty magical feeling, and it's all thanks to little glowing bugs!

But what are lightning bugs, exactly? What makes them glow? And why do they only come out during the summer? This article will teach you everything you need to know about lightning bugs, and we'll answer the questions like:

• What is a lightning bug?
• What do lightning bugs eat?
• Where do lightning bugs live?
• Why do lightning bugs light up?
• Which term is correct (firefly vs lightning bug)?

So let's go ahead and meet our glowy friends!

Thinking of joining the United States military? Then you’ll need to take something called the ASVAB to enlist in your desired branch. This exam requirement applies to all branches and most reserves, with some exceptions. So what is the ASVAB test exactly? What does it test you on and how is it scored? These are the main questions we answer in this comprehensive guide to the ASVAB test.

Elephants are the largest land mammals in the world. There are two species of elephant: the African elephant (Loxodonta africana) and the Asian elephant (Elephas maximus). While the two species live in different places, they have many characteristics in common, including the duration of their pregnancies. But how long are elephants pregnant for? Read this guide to find out!

The number 0 has long stumped people who are learning math concepts. Is zero a number? How do we use it? Though we all know on some level that zero means none or nothing, that doesn’t always help us incorporate it into math problems. Below we will go over a few basic functions of zero and how to solve equations containing zero using those functions.

To join the US military, you need to first talk to a recruiter and take the Armed Services Vocational Aptitude Battery, or ASVAB, a multiple-choice test used to determine your ability to succeed in the military. But what are good ASVAB scores? What are good ASVAB scores for Army hopefuls? What is a good Air Force ASVAB score?

We'll go over how the ASVAB is scored and give you a list of the minimum required ASVAB scores you’ll need to enlist in different military branches. We’ll also offer some helpful tips for preparing for the ASVAB test.

Dragonflies are large insects that are well-known for their bright colors and bulbous eyes. Dragonflies can be a little startling if you haven’t seen them around, due to their size and their ability to fly at high speeds.

A unique and beautiful insects, dragonflies are the subject of many myths and stories, and are common in art, jewelry, and more. An ancient insect, dragonflies are expert flyers and hunters, and their habits and lives are a fascinating look into nature and evolution. Why do dragonflies look the way they do? What do dragonflies eat?  We'll answer these questions and give more dragonfly facts in this guide.

There are thousands of types of bees around the world which can make learning about them or trying to identify a particular bee tough. We’re here to help! Read this guide to learn about the 11 most important types of bees to know, including bumblebees, honey bees, and carpenter bees. We also discuss how bees differ from other insects (including how you can tell types of bees and wasps apart) and the three tips you should follow to make identifying bees easier.

Not sure where the Gulf of Mexico is? Maybe you’re aware that it’s located along the Gulf coast but don’t know the exact boundaries, or maybe you’re trying to figure out if it’s part of the Atlantic Ocean or not. We’re here to help!

In this guide, we explain exactly where the Gulf of Mexico is and what its boundaries are, and we include a Gulf of Mexico map so you can see a visual of it. To complete your Gulf of Mexico knowledge, we also go over all the key information you should know about its physical geography and history. We end with some fun facts about the Gulf (spoiler alert: it’s home to a lot of sharks!).

Knowing what the conversion rates are between common units of measurement, whether it's for a math problem or a recipe, can save you a lot of trouble. One critical conversion you should know is that between pints and gallons, which are used to measure liquid volume in the US.

How many pints in a gallon? How many pints in a half gallon? Read on to find the answers and to get tips for remembering these important conversions.

A dolphin fish, also known as mahi-mahi, is a constant in tropical waters and, dare we say it, on seafood menus. While the dolphin fish is not actually a dolphin, it is a large, strong, fish that has a dorsal fin, which may inspire some comparisons to dolphins. The dolphin fish, like dolphins, are predators, and mainly roam the seas in the Gulf of Mexico, the Caribbean, and Hawaii. The dolphin fish is a brightly colored, vibrant fish that is an important part of ocean ecosystems.

While at college, you’ll need to pick a major, an area of study that you’ll specialize in.

The vast majority of colleges and universities require students to pick a major. Even if your school doesn’t make you pick a major, you’ll likely still follow a specific course of study to gain knowledge and experience in your field of choice.

In this article, we’ll answer the question “what is a major,” give the best college major definition, and talk you through how to decide which major to pick.

Are you searching for a major that’s dynamic and flexible, that connects you to the world around you, and gives you a sense of being a part of the solution to many of the Earth’s problems? You might want to think about becoming an environmental science major.

The good news is that, according to the Bureau of Labor Statistics, jobs in environmental science are projected to grow 11% over the next ten years. Furthermore, the median income for environmental science-related fields in the United States is $71,130 per year, more than double the overall median US salary of $31,561.

In other words, there’s a lot of opportunity for you to take your love of the environment and turn it into a lucrative career!

An environmental science degree can be a good tool for breaking into an environmental field. That’s why we’ve compiled everything you need to know about the environmental science degree into this handy article. We’ll teach you what to expect from an environmental science major, go over the top programs in the nation, then show you what you can do with your environmental science degree after graduation. 

We’ve got a lot to talk about, so let’s get to it!