S13·E15 – Sydney Opera House, Handsaws
2016-11-21 • 22 min
How do they turn Sheffield steel into a carpenter's handsaw, make a microphone that can pick up a whisper, and safely steer through a frozen river?
2016-11-21 • 22 min
How do they turn Sheffield steel into a carpenter's handsaw, make a microphone that can pick up a whisper, and safely steer through a frozen river?