Imaging, data visualisation, videos and scientific infographics compiled and created by a cardiologist with an interest in science communication and comedy

#teamtrees is a mass collaboration between hundreds of YouTubers, spearheaded by Mr Beast, Mark Rober, Destin Sandlin and others, to come together and do something positive. We all released tree-related videos on the same day with a view to raise money and plant 20 million trees before 2020. This was my small contribution. Visit https://teamtrees.org to find out about the campaign and donate.

How do you decide what the biggest tree in the world is? Tallest? Heaviest? The Great Banyan in the Acharya Jagdish Chandra Bose Botanical Gardens...

Today is India's Independence Day (as yesterday was Pakistan's). The revolutionary British National Health Service was created less than a year after both nations won freedom from Britain. The Empire was built on exploitation of Indian resources and labour. Soon, Britain once again turned to the South Asian workforce, to staff the new health service which found itself floundering after just a few years. I wrote about it over at the Healthcare Blog. Anti-immigrant sentiment is rising in the UK, the same country that voted the NHS as one...