Science Q&A questions, quizzes and facts

What would happen if the Earth stopped spinning? Why is a green screen green? Do animals get hiccups?

At BBC Science Focus Magazine, our expert panel is ready to help you out and answer as many of the cool science questions you want to send our way.

We've answered thousands of questions over the years, so whether you're looking some quick science quiz questions for the kids, or a few facts that could come in handy down the pub, you're sure to find the answers you're looking for.

From answers to the big questions in science (maybe) or just some fun science facts (definitely) you have found the right spot.

To submit your questions email us at questions@sciencefocus.com (don't forget to include your name and location) or tweet (and follow) @sciencefocusQA

The Human Body

Asked by: Cassandra Sturgeon Delia

The full science behind the fear of hole clusters (warning: contains even more horrible trypophobic imagery).

Complete beginner’s guide What is memory?

Why photographic memory is often misunderstood – and simple tricks to boost your memory.

Why déjà vu is far from a memory fault – and how some people experience it constantly.

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Space

Where, when, and how to spot the first major meteor shower of this year.

Your guide to when you can see shooting stars in the UK, including how many you can expect to spot.

Get a look at the Lion constellation with our easy how-to guide – no telescope required.

How much of our Universe is dark matter, and what evidence is there for its existence?

Everyday Science

Bask in our simple explanation to how humans turn the Sun’s rays into power.

Plus: how chainsaws are also connected to human babies.

Asked by: Alice Culkin, Cornwall

Future Technology

Generating realistic surround sound comes now comes from above and below.

Creating a digital copy of ourselves may sound simple in practice but has the potential to cause complications.

Forced labour from any equal being never ends well, so ethical guidelines are needed to ensure anything with human intelligence is treated with respect.

Nature

Asked by: Fatima, Manchester

Which animal kills the most humans per year? Spoiler: it's not sharks.

It's a dog's life, but how long it lasts depends on a number of factors, including size and breed.

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You wouldn't want to live there, but bring a coat if you're going to visit these spots - they have recorded the lowest temperatures ever!

Here’s how one of Earth’s most destructive forces come to be, in five steps.