A holiday commemorating the end of slavery has found new resonance amid antiracism protests

Carmel McMahon, who lives in New York, on the deaths that have appalled protesters

Network could advise government on viruses, climate change and water supply issues

Has the biggest monetary policy experiment of modern times actually worked?

James Peebles, Michel Mayor and Didier Queloz are jointly awarded the 2019 prize

Research shows data sent to third-party advertisers even when some devices are idle

Book review: When Michael O’Sullivan strays into politics he is on very uncertain ground

Jeffrey Sachs also due to take part in Kilkenny gathering of comedy and economics

Net Results: Firm has been an ethics leader in big tech, but has some soul-searching to do

Some 50% more food will be needed by 2050, ‘but greenhouse gas emissions from agriculture will have to fall by two-thirds at the same time’

The benefits of a tidy home are obvious but sometimes cleaning gets out of hand

Some Google apps record location data without ‘asking’ but you can counteract this

Prices could rise greatly if tit-for-tat escalation drives total of affected goods toward $1tn

Singapore ranks as world’s fastest country with average speeds of 60.39mbps

‘I am desperately hard up and owe about £20,’ Yeats wrote in plea to publisher to be paid

Crowd-sourced science moves to new level with the help of artificial intelligence

Bank of Ireland ad touched a nerve for thousands locked out of the housing market

‘It’s one of our most basic instincts; to listen to a song, listen to a poem – even in this era when people have their noses stuck in their tablets, it still works’, says the poet Paul Muldoon

Steve Bannon leaves behind an increasingly lonely president in a chaotic White House

Paul Brody believes the technology will have biggest impact among manufacturers