Answers to Science Questions

With Japan so far away for some, how do time differences affect athletic performance...

Millions of work and school days have been lost as people are pinged by the UK Covid-19 app...

How high you need to go, if at all, to experience microgravity...

How individual instincts are taken into account when animals are reintroduced to the wild...

Athletes will have to perform to empty stadia and award their own medals...

Is opening up in the face of significant case numbers genius, or morally reprehensible?

Why are monied entrepreneurs all dashing into space this week?

Cats get them, so why don't dogs?

If heat rises, why is it colder higher up in the mountains?

Could playing the bagpipes help your lungs recover after you've had COVID?

Astrophysicist Katie Mack weighs in on the state of the sky...

And how does it make water more pure?

Could the microbiome of the lungs be the difference between asymptomatic and symptomatic COVID-19?

What are ultra-processed foods, and what are they doing to us?

What's really out there in the darkness of space?

If they ate the same things, would their gut bugs be the same?

The trillions of organisms in the human body - how do they get there?

Lemon and lime juice - if it gets on your skin - can cause a nasty rash in the sun. Why?

Brain and bodyweight expert Giles Yeo says 'calories don't count'. Why?

What force makes duct tape stick to a wall?

How does full sugar compare to artificial sweeteners?

Given the Big Bang was such a quick expansion, are we at risk of equally quickly shrinking down again?

Snakes are smooth, so why are crocodiles?

Will a can of soda dropped in the ocean sink until it implodes, or float once it reaches equilibrium?