Retired astronaut Chris Hadfield has told Irish teenagers to dream big and aim for the stars.

In this week’s Q&A, Kehlan Kirwin talks with Peter and James Nagle from Bitcove. Bitcove is aiming to make it easy and quicker for people to transfer money using bitcoin.

Bitcoin exchange company Bitcove last night won the Bank of Ireland/ Ignite Business of the Year award 2015 beating off competition from 10 other promising start-ups.