21 August 2019
To make the internet a better place we could start by switching off the world’s biggest video sharing site amid claims its algorithms magnify fringe views, says Annalee Newitz
21 August 2019
Malaria is humanity's greatest scourge. But genetic technologies that threaten to send mosquitoes extinct are problematic, and no substitute for practical action now
21 August 2019
The beautiful iridescence of bubbles is captured in this image – shortlisted for a prize – as light reflects and refracts as it passes through bubble walls
21 August 2019
People affected by multiple sclerosis hold the key to understanding the condition, says Catherine Lubetzki, and she hopes her work could one day stop MS in its tracks
21 August 2019
Is online shopping better for the environment? And can you ride a bike with no hands?
21 August 2019
One reader wanted to know how a safari guide could spot wildlife at a distance that he could barely see with binoculars. Other readers respond
21 August 2019
A distressing case of septic tank blowback, plus irate octopuses and the Zeno’s paradox of nuclear fusion in Feedback’s weekly round-up from the world of weird
21 August 2019
A puzzle about laying a cable on the moon, plus answers to #17: Which flipping year? and a quiz
21 August 2019
Try your hand at Sparticle’s latest science-themed cryptic crossword. Plus, answers to quick crossword #38
21 August 2019
This simple but clever rain sensor means your laundry will never get caught in the rain again
