Why not build a house that uses ground and snow as isolation? The house could have 3 sloped sides going to ground level and there if it is helpful could be roof covered air pockets between underground wall and ground. One side would be mostly glass. During winter the snow would help insulate most of the building (as there are no walls except the glass wall letting light and warmth in). Rainwater could be collected and used (by dehydration) in summer to cool the building. Air would need...

Having read about deaths occurring due to people extending ladders past the safe extension point I felt there had to be an answer. My idea is that the last rungs of the ladder have an extra extrusion on the back of the rung thus stopping the extended front part of the ladder from being located on the last rungs. This would stop people from overstretching the ladder thus avoiding a collapse due to undue stresses. An after market kit could also be sold as it would be quite a simple...

Do you change your wallpaper every month or so? Are you tired of the same old boring wallpaper designs on your wall? Changing the wallpaper can be really hard too. The digital wallpaper could change that. it would be digital paper or some kind of very thin screen that would fit on your walls. A small computer box that would also be on the wall would be able to download any image or pattern you want and put it on the digital paper or screen so you could change wallpaper every day if you...

The bladeless ceiling fan creates an indoor breeze that's smoother and quieter--and safer for cats. The fan features a stack of spinning discs that take advantage of the science of laminar flow to move air throughout the room. The air is directed around the room in a 360° horizontal flow, moving with a smooth, uninterrupted stream and mixing the air in the room to eliminate hot or cold spots.