Dr Kirstin Ferguson on Twitter: “The clever people at @NASA have created this deceptively simple yet highly effective data visualisation showing mon… https://t.co/geUA4gM2AH”

Dr Kirstin Ferguson on Twitter: "The clever people at @NASA have created this deceptively simple yet highly effective data visualisation showing mon… https://t.co/geUA4gM2AH"

The clever people at @NASA have created this deceptively simple yet highly effective data visualisation showing mon… https://t.co/geUA4gM2AH