Odds and ends, I'll never find another you,

"The Seekers - I'll Never Find Another You" 
https://youtu.be/wZf41UudAbI

Saliva test for COVID 19

https://www.ba-bamail.com/content.aspx?emailid=36915

Clean water from sunlight

https://www.inverse.com/innovation/sunlight-powered-clean-water?link_uid=35&utm_campaign=inverse-daily-2020-08-11&utm_medium=inverse&utm_source=newsletter

Richmond Castle, Kaluthara.

https://www.thearchives.lk/of-castles-mudaliyars/

Odds and ends

'No fire risk' with new lithium batteries - http://www.bbc.co.uk/news/science-environment-41187824

Brain cell therapy 'promising' for Parkinson's disease - http://www.bbc.co.uk/news/health-39552264

First hints Parkinson's can be stopped - http://www.bbc.co.uk/news/health-40814250

Experts excited by brain 'wonder-drug' - http://www.bbc.co.uk/news/health-39641123

Spiral drawing test detects signs of Parkinson's - http://www.bbc.co.uk/news/health-41176738

The Seekers - I'll Never Find Another You 1965 

https://youtu.be/KmactMIhrRM