Aquarium owner shows how he added a sandfall, or sand waterfall

Derek Kevra should moonlight on YouTube explaining simple procedures that people are too lazy to complete. READ THE REST

Because it has a low boiling point, bismuth can be melted on a stovetop in a pan, then allowed to crystallize like making rock candy with heated syrup. If the crystals don't look the way you want, you can do it over my melting them again. You'll need at least 5 or 10 pounds of… READ THE REST

The kalimba is one of the most beautiful-sounding portable instuments, and it's pretty easy to learn thanks to this handy lesson by Sound Adventurer. He recommends a 17-key kalimba like this beauty. Who knows, maybe in short order you will be good enough to head to the nearest rocky shore and play this little ditty:… READ THE REST

Sometimes, you'd really rather just boost the temperature in your bedroom or home office by a few degrees without firing up your central heating and paying to pump that heat throughout the entire house.  In that case, you just need a portable heater that can wrap a cocoon of warmth around a relatively small, contained… READ THE REST

Earlier this month, stargazers were dazzled by a rare celestial event as The Great Conjunction offered a view of Jupiter and Saturn huddled close together in the night sky. The planets themselves aren't actually in closer proximity to each other, but just the idea of seeing this optical convergence that hasn't been viewed from Earth… READ THE REST

None of us are getting any younger. And while the ravages of time work differently on everyone, there seems to be one area where everyone from seniors down to the way-too-young start feeling discomfort first. Oh, that aching back. A lot of that may have to do with how many of us spend huge portions… READ THE REST