Science & Technology
Expert shares video call tips for those family Zoom, Houseparty and Hangouts chats
Which? warns older Android software users are at risk from hackers
Engineers believe new technology will stop internet connection problems on trains
Research suggests seagulls favour food humans have handled
Snapchat lens turns new £20 note into interactive artwork
Extreme weather being caused by jet stream ‘not because of Arctic warming’
Study finds that global warming is making it harder for planes to take off
Scientists create gardening robot to help out with pruning and trimming
Duolingo issues call for contributors and participants as languages app prepares to launch Scottish Gaelic course
