Australian scientists say the Great Barrier Reef – the world's largest coral reef, stretching over 2,300 kilometres along the country's northeastern coast – is undergoing its seventh "mass bleaching" event since 1998. This comes after they conducted aerial surveys of more than 300 shallow reef. Faced with climate change, coral reefs are the most vulnerable ecosystems in the world. But various techniques are being experimented to restore them

Indians begin voting on Friday in what will be the world's biggest-ever election, with nearly a billion registered voters.

India's mammoth elections are now under way, with Prime Minister Narendra Modi widely expected to win a third term. Since coming to power in 2014, Modi has expanded subsidy programmes for the poor and women.

The world of work is undergoing a rapid transformation, constantly reshaping how we think about work, careers, and success. The rise of remote work, the increasing importance of skills over degrees and of course, the impact of artificial intelligence and automation has all led to what we now call the new work era.

Unrelated images are going viral on social media, claiming to show last Friday's retaliatory strike by Israel on Iran. In this edition of Truth or Fake, we tell you what we know about this footage, based on verified images.

Engineers at Columbia University's Creative Machines Lab have developed Emo – a robot capable of mimicking human facial expressions – to “enhance the interactions between humans and robots.” Emma Jehle has more.