麻豆传媒

2WA289F The supermoon rise at the Nature Discovery Sanctuary in Winkler, Manitoba, Canada.

Does a full moon reflect enough sunlight to drive photosynthesis?

Yes, says a reader - and interesting research is going on into photosynthesis in low light conditions

This week鈥檚 new questions

H911D3 A metal hand dryer mounted on a colourful tiled wall.

What鈥檚 the best way to dry my hands efficiently with a hot air blower?

13 January 2023, UAE, Dubai: Assortment of Alcohol free beer bottles on a shelf of beverage shop; Shutterstock ID 2279500355; purchase_order: -; job: -; client: -; other: -

Why do low-alcohol beers taste better than low-alcohol wines? Part 2

2X5MEN6 Sisters (2-3, 6-7) eating ice cream

This week鈥檚 new questions

13 January 2023, UAE, Dubai: Assortment of Alcohol free beer bottles on a shelf of beverage shop; Shutterstock ID 2279500355; purchase_order: -; job: -; client: -; other: -

Why do low-alcohol beers taste better than low-alcohol wines?

Piles of old tyres in a garage. Romania

Does car tyre pressure affect speedometer readings? Part 2

A small silver car driving round the sharp bends of a country road in the Peak District, England. Low sunlight casting shadows on the s shaped curves.

This week鈥檚 new questions

2CCYRY3 Please Do Not Feed The Horses

Do all languages have the equivalent of ‘please’ and ‘thank you’?

CXE9HA ALBERTA, CANADA - Clouds at sunset near Banff.

How would civilisation differ if it were always cloudy? (Part 2)

Navigating without seeing the sky would have been challenging, but not impossible, says one reader

This week鈥檚 new questions

How would civilisation differ if skies were always obscured by clouds?

Ancient human remains in caves are buried in dirt. Didn鈥檛 they clean?

This week鈥檚 new questions