This week’s questions

If nails are made of dead cells, how do they grow?

Edwin Bro Komagal A., Chennai

Why do clouds get charged only in rainy seasons and not during any other season?

Dipanshu jain, Hyderabad

Often our body parts twitch like our eyes. Why is it so in our eyes and body parts?

Lakshyata, Jodhpur, Rajasthan