Finally! There's Now a Way to Send Text Messages on Your Phone Underwater

You may not have given much thought to being able to text underwater, but for millions of scuba diving and snorkeling enthusiasts, communication in the ocean is pretty essential to staying safe.

"Other than downloading an app to their phone, the only thing people will need is a waterproof phone case rated for the depth of their dive," says Chen.

That app is AquaApp, and it can work with speakers and microphones on ordinary smartphones – or even smartwatches. It gives users 240 preset messages to pick from, split into eight categories for easier access.

In tests in a variety of scenarios, the team found the app was effective at communicating messages across a distance of 30 meters (98 feet). For shorter-length messages – emergency SOS messages, for example – the app can go up to 100 meters (nearly 330 feet). This is all managed without a huge drain on battery life.

Read more to find out how it works

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@EverythingScience