Watch
Season 6, episode 29. This player now records resume state for the active profile so browse, account, and detail pages can bring you back here quickly.
Currently watching
Snap, Crackle and Bang
The props for this programme are pistols, muskets and, above all, explosives. For 30 years now these are what Colonel Brian Shaw, marksman and lecturer in chemistry, has been using in his now famous lecture on explosives. He gave it once again for Horizon before an invited audience at University College, London.
Watch state
Watch history and continue watching stay tied to your active profile, so you can pick up later from browse, account, and detail pages.
Provider validated
Cast And Share
These providers run inside an external iframe, so the most reliable casting flow is to open the player in its own tab and use your browser or device cast controls there.
Episode 10: The Drift from Science