Scientists study the mysterious cosmos.

Meaning: People who study the natural world learn about the universe as a whole.

Choice of Words: Scientists are people who study the natural world. Study means to learn about something by examining it carefully. Cosmos is the universe, especially as viewed as a single, ordered system.

Alternative Expressions

Scientists investigate the enigmatic universe.

Meaning: This sentence means that scientists are trying to learn more about the universe and all the things in it.

Choice of Words: **Scientists** are people who spend their time learning and studying different things. **Investigate** means to study something carefully to learn more about it. **Enigmatic** means something that is mysterious or difficult to understand. **Universe** is a word for everything that exists.

Scholars explore the uncharted expanse of the cosmos.

Meaning: This sentence means that scientists are trying to learn more about the universe and all the things in it.

Choice of Words: **Scholars** are people who have spent a lot of time learning and studying. **Explore** means to travel around a place to learn more about it. **Uncharted** means something that has not been explored or mapped before. **Expanse** is a word for a large, open space. **Cosmos** is a word for the universe, which is everything that exists.

Related Expressions