Electric mail

You're referring to email!

Email, short for electronic mail, is a method of exchanging messages between people using electronic devices. It allows users to send and receive messages, files, and other data over the internet.

Here's a brief history of email:

Today, email is an essential tool for personal and professional communication, with billions of people around the world using it to send and receive messages.

Some common features of email include:

There are many types of email services, including:

I hope that helps! Do you have any specific questions about email?