Is it possible to weigh things in space?
What, or when, would aliens see, if they looked at the earth?
What does biodegradable plastic actually break down into?
Why are there so many different sizes of dogs, compared to cats?
Can you tell identical twins apart?
Is everything spinning in the universe?
Why does Ireland have high rates of Cystic Fibrosis compared to the rest of Europe?
How come dogs can run for so much longer than us humans, without getting tired?
How do worms wiggle their way through the soil?
Is it safe to heat my dinner in a plastic container?
What does a gravitational wave feel like?
Could a black hole be a wormhole?
Can a Great Dane recognise a Chihuahua is a dog?
What kind of propellers should you have if you want to fly into a storm?
How far back in time would you have to go, to notice that us humans looked different from our ancestors?
If there are microplastics in the sea, are they ending up in the fish we eat?
What's the best time of the month to have sex, if you want to get pregnant?
What would life be like without our planet's tilt?
Can some jellyfish live forever?
Will artificial intelligence make me redundant?
What we mean by the word "infertile"?
What effects could rising sea levels have?
How much of our planet's ocean have we mapped?
What is dandruff, and why can it re-occur?