Quick crossword #126: Lubricant derived from flax (7,3)
9 February 2023
Challenge your brain by solving New Scientist's weekly crosswords on your mobile, tablet or desktop
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Premium
The 2000-watt energy saving challenge may be hard, but it’s worthwhile
8 February 2023
A Swiss vision of a low-energy society set a goal that is irresistibly simple: consume energy at a rate of just 2000 watts. It’s a great way to push us to use less power - good for the purse and the planet
This week’s new questions
8 February 2023
Which is the best way to put toilet roll on the holder: rolling towards you or away? And how would global weather patterns change if Earth were to rotate in the opposite direction?
Why are birds mostly monogamous, but not mammals?
8 February 2023
Birds are mostly monogamous because it is the only way that males can be sure of having any surviving offspring.
What is the most efficient way to load passengers into an aircraft?
8 February 2023
All sorts of methods have been devised to speed up aircraft boarding, but semi-random chaos still might be the fastest way say our readers - who also suggest some unconventional alternatives.
Puzzle #208: Can you work out which would be the smaller area to weed?
8 February 2023
Can you solve this week’s arithmetical puzzle, Flower power? Plus the answer to puzzle #207
How understanding a form of broken heart syndrome could save lives
8 February 2023
Better recognition and understanding of a lesser-known form of broken heart syndrome, takotsubo syndrome, could be key to protection from sudden cardiac death, says Sian Harding
When is a bear's face not a bear's face? When it is a Mars bear
8 February 2023
Feedback compares the smiling bear discernable in a NASA photo of the surface of Mars to seeing Jesus on a piece of toast, while also pondering the dangers of romance with someone who is "gross"
How a log pile in your garden can be a haven for wildlife
8 February 2023
Make your garden more enticing for wildlife with a few log piles, says Clare Wilson, and you may glimpse some stunning beetles
Marvel's Midnight Suns review: Meet your heroes in new strategy game
8 February 2023
In Marvel's Midnight Suns, you are in charge of a team of superheroes who fight villains but also hang out. Who wouldn't want to go fishing with Spider-Man or play video games with Wolverine, asks Jacob Aron
