Channel 4 HD It's the quarter-final and the teams make afternoon teas and gravity-defying piñatas. Whose chance to progress has been and scone, and who'll smash the second challenge. 2026-07-14 Howard and Sarah build a sleek, angled, metallic floating home on a tidal estuary near Worthing. But with the constant tidal shifts disrupting construction, will it sink or swim. 2026-07-14 Peta is rushed to A&E after coming off her motorbike and being knocked unconscious. Callum has a badly prolapsed stoma. And Libby's been hit in the face while playing hockey. 2026-07-14 A ten-week-old baby has choked on his milk. Tony has a flesh-eating leg infection. And is the bruising on Gerald's leg more serious than he realises. 2026-07-14 The heli-medics race to help Yvonne, who's in cardiac arrest. And in the Peaks, they land on top of a steep ridge where Donna collapsed while out walking. 2026-07-14