A man says he lost millions, and then was arrested for trying to talk to crypto boss Do Kwon.
Stays in China made up only 1% of Airbnb's revenue for the last few years, a source said.
The facial recognition database firm must pay more than £7.5m and delete data it holds of UK residents.
Gene drive development makes a genetically modified gene that spreads widely within populations.
A shortage of infant formula across America has led parents to share supply locations online.
Cloud-based software will offer more personalised business using the popular messaging app.
The UK, US, Australia and New Zealand have also barred the Chinese telecoms equipment makers.
The growth of "smart" farm machinery is increasing the risk of hacking of food and farming systems.
The social media platform says it will put false claims from official accounts behind warning notices.
Optical-fibre cables could spot tsunamis or the effect of climate change on currents, researchers say.