From sparkling multi-million-dollar diamonds to custom designs, here are the most expensive diamond rings in the world that redefines luxury.

Swapping a Denso alternator into a Lycoming engine? Here's how one builder tackled pulley design for optimal reliability. The ...

The model recently debuted a prominent diamond on her left ring finger. After eight years together, soccer star Cristiano ...

the UK's benchmark FTSE 100 - the index of most valuable companies on the London Stock Exchange - is not far off the levels before Trump unleashed his import levies onto the world and sparked a ...