In this epic 45-day project, we built a fully functional underground house with a water slide that drops straight into a ...

Add Yahoo as a preferred source to see more of our stories on Google. If nuclear war is imminent, you should consider a DIY fallout bunker.Mirifada / Getty Images Fallout shelters can cost millions of ...

In this video, we take you deep into the forest to build a secret underground bamboo house using only simple tools and natural materials. Hidden beneath the surface and surrounded by nature, this ...

We set goals for renewables, net zero energy and carbon free. These resource-related goals will require a 21st-century distribution grid that is reliable, resilient and still affordable. Will it be ...

Any builders or people in the know here? How much does it cost to build a room underground vs. building equivalent room above ground? For example, a home theater or something. Assume we are building a ...