
This week's new questions
13 May 2020
At any one time, how much of Earth is covered by cloud? Does this vary? Andrew Parsons, Welford, Northants, UK

13 May 2020
At any one time, how much of Earth is covered by cloud? Does this vary? Andrew Parsons, Welford, Northants, UK

13 May 2020
What do we know about how long cold, flu and coronaviruses can live on surfaces?

13 May 2020
What is your pet cat trying to tell you? Readers divine feline thoughts

13 May 2020
The Ivanpah Solar Energy Facility is one of the largest solar thermal energy plants in the world. It is spread out over 14 square kilometres and can power 140,000 homes every year

13 May 2020
What happens when your AI turns on you, plus yodelling through the quarantine and video-calling an eel in Feedback’s weekly weird round-up

13 May 2020
Can you complete the diagram so that each of the nine circles contains a different digit from 1 to 9? Plus the solution to puzzle #58. Set by David Bodycombe

13 May 2020
This week's cartoon from Twisteddoodles

13 May 2020
Tom Gauld's weekly cartoon