How the Spotify algorithm works — When was the first selfie taken?
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April 3, 2023

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The top 3 reasons why your Wi-Fi sucks

The top 3 reasons why your Wi-Fi sucks

YouTube car-crashing duo arrested, Amazon Sidewalk network's security risks. Plus, Amazon's latest feature alerts you about frequently returned items. I show you how your smartphone can be a lifesaver. Also, TikTok's strange warning about Fruit Roll-Ups (Hint: It's about plastic). Matt explores the weirdest and best subreddits. Allie shares some effortless ways to make money from the comfort of your couch — no hair brushing required.

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How Spotify determines your personal music taste

How Spotify determines your personal music taste

Spotify is one of the world's largest music streaming services with almost a quarter billion active users. And if you have ever used Spotify, you know it is impressive how well the app can get to know your music preferences. How does this software work? Through extremely complex math, of course.

Tap or click to find out how Spotify works. →

Who took the first selfie?

Who took the first selfie?

In 2013, the word "selfie" was added to the dictionary. It's defined as "a photograph that one has taken of oneself, typically one taken with a smartphone or webcam and shared via social media." But selfies existed long before 2013. The first selfie might be much older than you think.

Tap or click to discover the long history of the selfie. →

 
Creating a jet-engine-powered bicycle

Creating a jet-engine-powered bicycle

The jet engine is one of the great engineering marvels of our time. It uses compressed air and a fuel source to create an enormous amount of thrust. That has, in turn, allowed us to travel all over the world. But what if you took one of these behemoths and strapped it to a bike? Would it even be rideable?

Tap or click to see one man's ambitious experiment. →

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