{"version":"1.0","type":"rich","provider_name":"Acast","provider_url":"https://acast.com","height":250,"width":700,"html":"<iframe src=\"https://embed.acast.com/$/0185cea5-9e3b-4b82-a887-26f91f92765f/89704a8a-4049-4526-95c1-6856ef36920a?\" frameBorder=\"0\" width=\"700\" height=\"250\"></iframe>","title":"29 November 2018: Atomic clock accuracy and wind farm worries","thumbnail_width":200,"thumbnail_height":200,"thumbnail_url":"https://open-images.acast.com/shows/61b9f3b71a8cbe675f3cedcb/61b9f40a77010000158182f5.jpg?height=200","description":"<p>This week, measuring gravity’s strength with clocks, and worries over wind farms’ wakes.</p>","author_name":"Springer Nature Limited"}