Wood ID inquiry

I'm lost and need help

What do you use to do your taxes?

Help on identifying whiskey glasses

Soil in Midwestern US is Eroding 10 to 1,000 Times Faster than it Forms, Study Finds

Help - Peruvian Apple Cactus I bought from Etsy this September. It showed up with the top all crinkled as shown, and I hoped it would improve with time but it hasn’t. Followed the instructions the seller gave precisely on watering and repotting. How can I help it thrive?

Does this look "ducky"?

I am trying to build a ladder-style shelf for my home. How do I calculate the angle at which I miter cut side Z of board C so it can be flush to the floor? The same goes for size Y of board B so it can be flush to board C.

Making an old garage door remote capable

Garage door remote relay