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Hipster blogger or cook holds wooden tray or board with homemade organic flatbread pizza, covered with vegetables, veggies and cheese, romantic diy dinner with wine; Shutterstock ID 779420272; purchase_order: -; job: -; client: -; other: -

Is it possible to reheat food without additionally cooking it?

The best way to reheat food is at a low and gentle heat, says one reader, but be mindful of foodborne illnesses

cute miniature schnauzer dog among chamomile flowers; Shutterstock ID 167053673; purchase_order: -; job: -; client: -; other: -

This week’s new questions

White hydrogen storage tanks with blue H2 labels, set against a blue sky with clouds, symbolizing clean energy. 3D Rendering; Shutterstock ID 2460820695; purchase_order: -; job: -; client: -; other: -

Would using Earth’s white hydrogen deplete our oxygen supply?

JAPAN. Tokyo. Bank near Tokyo Station. 2002.

How much money is gained or lost in computer rounding errors annually?

Male nose close up bottom view - hair in the nostrils; Shutterstock ID 1895123341; purchase_order: -; job: -; client: -; other: -

I see why we have two eyes and ears – but why two nostrils? (Part 2)

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

This week’s new questions

HE21RH Chef decorating a meal made of fish

When did hominids start decorating food and do other species do it?

Lola the Cat, behind a window, London

How would our tech development have gone if glass wasn’t transparent?

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: -

This week’s new questions

EYCC30 Attraction and repulsion iron metal particles align up along the magnetic fields lines created by a bar magnet invisible to see

Could two negatively charged black holes repel each other?

Readers weigh in on what it would take for two black holes to repel or consume each other

How long would it take to speed up to 99 per cent light speed? Part 2

This week’s new questions

How can I ensure that most of my body is used after my death?

Why do many animals have white underbellies? Part 2