Dan speaks to Professor David Cole-Hamilton about the Earth's helium shortage, and explores the almost unimaginable Stone Man Syndrome. Plus, he also chats to Hanna, another child inventor, who won the Dream Big, Princess competition.
Dan speaks to Professor David Cole-Hamilton about the Earth's helium shortage, and explores the almost unimaginable Stone Man Syndrome. Plus, he also chats to Hanna, another child inventor, who won the Dream Big, Princess competition.