How are shells made?

CrowdScience listener Gurmeet in India wants to know if plants can sense that we're around. She started wondering about this at a wellness centre where she was encouraged to hug a tree. She enjoyed the experience, but what about the tree? Did it enjoy being touched? And is there ...  Show more

CrowdScience listener Devin in Canada has just had a baby. Worried that all the good email addresses might be taken by the time his child needs one, he has already set up an account. But it got him wondering: how many email addresses belong to people who have died? From websites ...  Show more

Why do flies eat poo? Why, when I touch something, do my atoms not merge with the object? Are we living in a computer simulation? All season we've been trying to answer the top mysteries that have baffled scientists for centuries. Now, we're answering yours! Ask a question of you ...  Show more

This week’s big questions!You’ve been sending in your curious questions, and this week… 💧 Jonah wants to know why we sweat.🤧 Raphael is wondering why we close our eyes when we sneeze.🐸 Robbie is curious about why frogs croak.🌕 Arla wonders why the Moon is called the Moon.⛽ An ...  Show more

In the week where many celebrated Halloween we are wondering about that tingle down your spine, the dryness in your mouth, the racing pulse - might it actually be good for you? We also look into a special frequency of sound, just below our human hearing range, that might cause ra ...  Show more

What's going on with microbes? What happens when an astronaut sneezes in space? Why do we have toes? Should I dress fancier? Why aren’t there drones on Mars? Do you get lighter every time you fart? What do I do about the poster I don’t understand? Why do animals live for differen ...  Show more