Staggered concrete floors create a "vertical cave" through the centre of this compact family home in the Czech Republic, designed by local studio Malý Chmel. Aptly named House of Seven Floors ...

Bitcoin is fiat. Now go ahead, take the time you need to get it out of your system. Breath deeply. Blood pressure still up? Okay, let’s try this then. What does fiat mean? An arbitrary order or decree ...