![ESA space history on Twitter: "#OTD 13 March 1781 William Herschel discovers Uranus.Had first reported it as a comet. https://t.co/C1UL5ymGGD https://t.co/ceVFW9ajTm" / Twitter ESA space history on Twitter: "#OTD 13 March 1781 William Herschel discovers Uranus.Had first reported it as a comet. https://t.co/C1UL5ymGGD https://t.co/ceVFW9ajTm" / Twitter](https://pbs.twimg.com/media/CdbrTkXWoAAW-Vv.jpg)
ESA space history on Twitter: "#OTD 13 March 1781 William Herschel discovers Uranus.Had first reported it as a comet. https://t.co/C1UL5ymGGD https://t.co/ceVFW9ajTm" / Twitter
![Applied Sciences | Free Full-Text | How Infrared Radiation Was Discovered—Range of This Discovery and Detailed, Unknown Information Applied Sciences | Free Full-Text | How Infrared Radiation Was Discovered—Range of This Discovery and Detailed, Unknown Information](https://www.mdpi.com/applsci/applsci-11-09824/article_deploy/html/images/applsci-11-09824-g001.png)
Applied Sciences | Free Full-Text | How Infrared Radiation Was Discovered—Range of This Discovery and Detailed, Unknown Information
![Prof. Frank McDonough på Twitter: "13 March 1781. Hanoverian-born British astronomer Sir William Herschel discovered the planet Uranus. https://t.co/JwaaCDPSzY" / Twitter Prof. Frank McDonough på Twitter: "13 March 1781. Hanoverian-born British astronomer Sir William Herschel discovered the planet Uranus. https://t.co/JwaaCDPSzY" / Twitter](https://pbs.twimg.com/media/DYJu69EX0AE3Yhj.jpg)
Prof. Frank McDonough på Twitter: "13 March 1781. Hanoverian-born British astronomer Sir William Herschel discovered the planet Uranus. https://t.co/JwaaCDPSzY" / Twitter
![In 1800 William Herschel discovered “invisible light” It's energy with all the same characteristics as visible light, but is not sensed by the human eye. - ppt download In 1800 William Herschel discovered “invisible light” It's energy with all the same characteristics as visible light, but is not sensed by the human eye. - ppt download](https://images.slideplayer.com/16/5100191/slides/slide_2.jpg)