Billionaires are building ultra-luxury doomsday bunkers that rival five-star resorts with lavish amenities beneath the earth.

Solar power is growing faster than anyone predicted and is on track to dominate global energy by the 2030s or 2040s. With costs dropping and efficiency improving, solar is no longer just an ...

A woman living in a 1,200-square-foot underground bunker says it’s “worth it” to save $1.5k a month on sky-high rent.