Peter Griffin has the latest on Facebook's huge growth in users and ad revenue, and why did thousands of UBER customers delete the app this week?

Cotton has one of the most tangled and opaque consumer supply chains in the world, says James Hayward of Applied DNA Sciences. He's using genetic barcodes to introduce more traceability to the system.

Stroke blood test, the Tetris story, tech news (Instant Apps and fake Twitter accounts) and building synthetic life by hacking the genetic alphabet.

Professor Nicholas Dale of the University of Warwick is developing a simple blood test to detect if you've had a stroke. He hopes this will ensure that stroke sufferers can be diagnosed and treated as quickly as possible.

A popular puzzle computer game which emerged from the Eastern Bloc has helped reveal to scientists how repeating an activity can rewire our brains.

Tech correspondent Peter Griffin with news that Google is testing out Android Instant Apps amid a downturn in the global app-based economy. Also how a proliferation of massive bot networks on Twitter could lead to the dissemination of fake news, or be sold off to the highest bidder.

Professor Floyd Romesberg of the Scripps Research Institute in California is part of a research team that's added 2 extra, synthetic genetic 'letters' to ecoli bacteria, and these single-celled organisms have reproduced. The aim is to create new drugs, help target medical treatments, and even clean up oil spills.

Seeing better at school, 2016 in tech, how freezing gunshot victims could save lives, and naughty or nice: who really gets the Christmas goodies?

Opticians Ravi Dass and Stephanie Hill of Mr Foureyes sell prescription glasses, and for every pair of glasses they sell, a free pair is given to a child.

This Way Up reviews what's been hot (quite literally in one notable case) tech in 2016. VR has well and truly arrived and chatbots are on the horizon.