Many of us no longer carry large amounts of cash. We pay for most things using a card or even our phones. If all of our money is digital, why do we still have such a hard time moving it around? The answer is much more complicated than you think.

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If the Earth were one giant atom, the nucleus would be so small it would fit inside a baseball stadium. That means the rest of the world would just be electrons. So, if atoms are made of basically empty space, why doesn't light pass right through them? Why isn't everything and everyone transparent? And what makes some objects, like glass, see-through?

Our ability to count and perform mathematics is one of the reasons humans have been able to thrive. Math has allowed us to calculate crop yields, build enormous structures and even travel through space. Humans are astonishingly good at math but, it turns out other animals have some basic math skills as well. How they use this tool is much different from how we do.

Have you ever heard of tractor pulling? Popular in midwestern and southern states, powerful tractors pull a giant weight through the dirt and mud. Whoever pulls it the furthest the fastest wins. Now, that may sound basic, but the tech that goes into making these tractors is pretty incredible. These aren't the kind of machines you'll see plowing a field.

Sometimes it feels like the world is throwing everything it has at you. To succeed, you need someone to guide you through. That’s what Dell Technologies Advisors do. They have the tech advice to help you navigate whatever challenges you’re up against — and get you safely to where you want to be.