Leonardo da Vinci didn't just create iconic artwork like the Mona Lisa and the Vitruvian Man. He was also a brilliant inventor, constantly sketching his wildest ideas in his notebooks. From a helicopter to a sound recorder, his sketches are nothing short of impressive. But imagine if someone brought one of those sketches to life today. Would it work?

You can hear my show this weekend on 430+ top radio stations throughout the United States, streaming in your favorite radio app, and available as a podcast you can listen to any time at GetKim.com.

Driving at night, you might notice stop signs reflect your headlights back at you. It's not because they're made of shiny metal. Stop signs and other road markers are covered in retroreflectors. The technology behind them is simple yet incredible — and it's used for much more than making road signs visible at night.

Have you ever watched a movie like "Star Wars" and noticed something that is just scientifically inaccurate? You want to point it out to your friends but don't want to come off as pedantic. What do you do? Well, today's your lucky day because here's an entire video of just those inaccuracies so you can feel justified in your frustration. Enjoy!

Here in the U.S., we travel primarily by car or plane. In Europe, trains are an easy, affordable way to travel. But over the last few decades, trains have struggled to compete with airlines. A new bill could change that and make train travel easier and cheaper once again.

The more we rely on our devices for work, school and our personal lives, the more we have to lose. Whether it’s bank accounts, personal data, photos, conversations — there’s just so much to preserve and protect. That’s why I recommend TotalAV’s industry-leading security suite. It’s easy to use and offers the best protection in the business. In fact, they’ve received the renowned VB100 award for detecting more than 99% of malware samples for the last three years in a row.

Not only do you get continuous protection from the latest threats, but their AI-driven service, WebShield, blocks dangerous websites automatically, stopping threats before they reach you. Plus, you can subscribe to data breach alerts and clear out old files with the Junk Cleaner.