Dr. Amanda Foster

You probably spend about 90% of your time indoors, but have you ever wondered what is actually in the air you are breathing right now? The EPA reports that indoor air can be 2 to 5 times more polluted than outdoor air, and in some cases up to 100 times worse. Learning how to measure … Read more

When I first got my solar system, I stared at the inverter screen for ten minutes and understood almost nothing. The numbers blinked, acronyms flashed past, and a tiny green light pulsed like it knew something I didn’t. If you’ve ever felt that same mix of curiosity and confusion, this guide will walk you through … Read more

If you want accurate rainfall tracking without spending money on weather equipment, learning how to build a simple rain gauge and calibrate it takes about 30 minutes and a few household items. I built my first homemade rain gauge during a school science fair years ago, and the design I share here still gives readings … Read more

Last spring, my neighbor lost three tomato plants to a late frost while my garden, just 40 feet away, came through unscathed. The difference wasn’t luck. It was microclimate. Once I started learning how to measure temperature differences across my yard, I stopped guessing where to plant and started working with the conditions my soil … Read more

Learning how to record and interpret your home’s frost dates changes gardening from a guessing game into a science. I started tracking frost dates in my own backyard three years ago, and my tomato harvest has gone from spotty to consistently heavy. The reason is simple: when you know your local frost patterns, you plant … Read more

Last July, I watched snow melt three days faster in the parking lot beside my apartment than it did in the park a mile away. That small observation was my first real hook into the urban heat island effect, and it pulled me into a citizen science hobby I have stuck with for two summers … Read more

A backyard phenology log is one of the simplest and most rewarding ways I know to connect with the rhythms of nature. In this guide, I’ll walk you through exactly how to track seasonal changes using a backyard phenology log, from setting up your first notebook to contributing data that scientists actually use. Phenology, the … Read more

Last summer, my neighbor called me in a panic. His electric bill had jumped by $80 even though nothing had changed about his routine. Same AC schedule, same pool pump, same work-from-home setup. We walked over to his inverter, opened his monitoring app, and compared his July production to July of the previous year. His … Read more

Want to know how much electricity your solar panels will actually produce before you install them? I have walked dozens of homeowners and DIY builders through the same math, and the answer is refreshingly short. Here is the core formula we will use throughout this guide: Daily Output (kWh) = Panel Wattage x Peak Sun … Read more

When I installed my first solar battery five years ago, I thought the inverter’s blinking light was enough. After watching two batteries fail prematurely, I learned that monitoring your solar battery’s charge and discharge isn’t optional — it’s the single biggest factor in lifespan. This guide covers every method I’ve used, from a $15 multimeter … Read more