You’ve seen polished foil balls before, but I wanted to know what would happen under vacuum pressure. I sealed this gold foil beauty inside a chamber — and the results were way cooler than I expected!

It’s a big job with big numbers — we’re talking 36 million corn plants getting the nutrients they need. I’m taking you through the process, the gear, and what it takes to keep this crop thriving!

For sale: A 54-pound (25-kilogram) rock. Estimated auction price: $2 million to $4 million. Why so expensive? It's the ...