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 (don't forget to include your name and location) or tweet (and follow) @sciencefocusQA

The Human Body

Unlike, for example, the hip joint, which is a ball and socket joint, the knee is a hinge joint.

“Get hair that’s glossy, vibrant and full of life!”. We’ve all seen the shampoo ads.

Adrenaline is a hormone that sends the ‘battle stations!’ signal to your body.

Human language is a complex phenomenon, and many different areas of the brain must cooperate together.



Recent data from Hubble suggests that the Universe is expanding at a rate of around 73km per megaparsec (3.26 million light-years).

What is a Dyson sphere? How would a Dyson sphere work? Could they be responsible for strange signals from space?

If the Moon were bigger, at what point would it be deemed a planet and therefore the Earth and Moon a ‘binary planet’ system?

Like all stars, one day our Sun will die...

Everyday Science

Smart watches are packed full of sensors.

Well, bigger heads do house bigger brains.

Chatting with a mate can be cathartic, comforting, and good for your self-esteem.

Future Technology

It incorporates blockchain technology, cryptocurrency and NFTs.

GAN stands for generative adversarial network; a machine-learning model widely used in image and video generation.

Technologist Sam Gregory explains what this media manipulation tool is and where it came from.

It could provide us with a clean, efficient and unlimited source of energy.


Bees aren’t the only insects to make honey, some ants can make the sweet treat too.

It's a disease that affects the UK’s native ash species, the European ash.

With its built-in sonar, honed through millions of years of evolution, the bat is the undisputed poster child of echolocation.


Fog occurs when air saturated with water vapour is cooled suddenly, and there are several different ways this can happen.

Strong solar flares can release a stream of energetic subatomic particles that often give us spectacular auroral displays.

How different would our world look?

We all know the saying ‘spring forward, fall back’, but why – and when – do we change the clocks in the UK? And is it good for us in modern society?