Cryptic crossword #42: I eat under Jupiter's moon (6)
15 October 2020
Challenge your brain by solving New Scientist's weekly crosswords on your mobile, tablet or desktop
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Premium
Where did coronavirus come from? And other covid-19 questions answered
14 October 2020
From immunity to whether to worry about surfaces, airborne transmission, vaccines, treatments and more, our reporters answer your coronavirus questions
Covid-19 slowed climate action but now we know we can make big changes
14 October 2020
The covid-19 pandemic has shown us that rapid change to both systems and behaviours are possible – now we must harness what we have learned as we rebuild our economies
This week’s new questions
14 October 2020
If you eat three meals a day, does it make a difference if they are taken within, say, an 8-hour window or a 14-hour one?
Why does light reflect in a mirror but go straight through glass?
14 October 2020
Why does light reflect in a mirror but go straight through glass?
Why do cabbages exist when their shape prevents photosynthesis?
14 October 2020
What is the point of having a tight bundle of leaves that don't attract pollinators and shield each other from the sun? Does its structure affect its ability to photosynthesise? Readers respond
Mars is unusually close this month – here's how to spot it in the sky
14 October 2020
Earth and Mars are closer this month than they have been since 2003. To spot the Red Planet, look for a bright red object towards the east after sunset or west before sunrise, says Abigail Beall
'Ums' and 'ers' are a hidden code that helped complex language evolve
14 October 2020
Filler words such as uh, mmm and huh may seem inarticulate, but without them human communication would be far less sophisticated
We’ve built a fourth dimension of space and we’re about to look inside
14 October 2020
We only ever experience three spatial dimensions, but quantum lab experiments suggest a whole new side to reality – weird particle apparitions included
Rethinking your pension may just be the greenest thing you can do
14 October 2020
Changing where you keep your money could reduce your carbon footprint by up to 27 times more than giving up flying or going vegan, writes Graham Lawton
