In Bulgaria, yoghurt is everywhere. You’ll find it dolloped on falafel wraps, slathered on moussaka and lined up in supermarket refrigerators. It is the basis of traditional Bulgarian dishes such as tarator,

Starbucks has acknowledged that visitors to one of its branches were unwittingly recruited into a crypto-currency mining operation. The wi-fi service provided by one of the coffee chain's Buenos Aires

South Korea's spy agency believes that North Korea is behind hacking attacks on a crypto-currency exchange in the South, sources say. At least $7m (£5.25m) in digital money was stolen in the hacks - although

From a multi-colored Lego House in Denmark to a South African art museum inside a disused grain silo, 2017 produced its fair share of eye-catching architecture. And 2018 is already shaping up to do the

The president has warned North Korea on Twitter that he has a "nuclear button" - but does he? Firing a nuclear weapon is - unsurprisingly - more complex than changing the TV channel. More

A winter storm has caused travel chaos on the US north-east and is being blamed for up to 17 deaths. Nearly 4,000 US flights were cancelled on Thursday as snow blanketed parts of the north-eastern US seaboard

Facebook CEO Mark Zuckerberg has vowed to "fix" Facebook, in what he described as his personal challenge for 2018. In a post on his page on the social network, he said it was making too many

A passenger train has caught fire in South Africa after colliding with a truck, killing at least 18 people and injuring 268, rescue workers say. Some of the bodies are "burnt beyond recognition",

Lawyers for US President Donald Trump are seeking to stop the release of a book containing damaging allegations about his administration. Fire and Fury: Inside the Trump White House cites former top aide

An American YouTube star says he does not expect to be forgiven after he posted a video which showed the body of an apparent suicide victim in Japan. The video showed Logan Paul and friends discovering