Smithsonian HD Network Father-son aviators battle turbulence to refuel a remote mine, bush pilots fight an aerial jam to reach Alaska's biggest sled race, and the Coastguard turn a C-130 into a bomber to drop supplies on an isolated beach. 2026-10-05 NASA's 3D-printed Mars habitat rehearses human life on the red planet. Seoul's historic city hall gains a 13-story glass wave. And in Dallas, 68,000 square feet of concrete galleries balance on legs that want to splay open under. 2026-10-05 Father-son aviators battle turbulence to refuel a remote mine, bush pilots fight an aerial jam to reach Alaska's biggest sled race, and the Coastguard turn a C-130 into a bomber to drop supplies on an isolated beach. 2026-10-05 Lord Foster's five-winged steel towers cool Abu Dhabi's national museum naturally. Robots 3D-print a steel bridge in Amsterdam & a concrete tower in Switzerland. And in Sydney, engineers pump out the harbour to build a fish market. 2026-10-05 Father-son aviators battle turbulence to refuel a remote mine, bush pilots fight an aerial jam to reach Alaska's biggest sled race, and the Coastguard turn a C-130 into a bomber to drop supplies on an isolated beach. 2026-10-05 When a Bulgarian airliner is taken over by violent hijackers, the crew and authorities on the ground devise a daring plan to save the airliner. 2026-10-05 A look at three deadly air disasters that are caused by misunderstandings between pilots and air traffic controllers. 2026-10-05 Three mysterious accidents send investigators hunting for clues; in the end, all three trails lead back to the same source -- the fuel tank. 2026-10-05 Confused, flying blind and lost in the dark, three crews lose sight of the horizon and fall into the same deadly trap. 2026-10-05 Three flights end in tragedy after miscommunication mix-ups and personality clashes; Investigators try to unravel what went wrong. 2026-10-05 Investigators face a mystery when Varig Flight 254 disappears without a trace over the jungles of Brazil. 2026-10-05 From pilot error to meltdowns within air traffic control, investigators dig deep into three midair collisions that seem to defy logic. 2026-10-05 A passenger ferry sinks after crashing into rocks off the coast of a Greek island, killing 82; it leads to a shocking investigation. 2026-10-05 Investigators try to figure out why a private Learjet carrying Payne Stewart went rogue before crashing in a South Dakota hayfield. 2026-10-05 A 1994 terrorist bombing aboard Philippine Airlines Flight 434 forces its pilots into a daring emergency landing. 2026-10-05 When a plane carrying Russian tourists crashes in Egypt, investigators face political tensions and terrorist claims in their search for the truth. 2026-10-05 A Korean Airlines passenger plane is shot down by a Soviet fighter jet in 1983; political tensions nearly escalate into war. 2026-10-05 Fifteen minutes after taking off from Puerto Vallarta for San Francisco, the pilots of an MD-83 realize something is very wrong with their plane. 2026-10-05 An Air Inter flight crashes into the Vosges Mountains while attempting to land killing most of the 96 passengers. 2026-10-05 A runway collision at a small airport turns tragic when passengers cannot escape the burning aircraft. 2026-10-05 Lord Foster's five-winged steel towers cool Abu Dhabi's national museum naturally. Robots 3D-print a steel bridge in Amsterdam & a concrete tower in Switzerland. And in Sydney, engineers pump out the harbour to build a fish market. 2026-10-05 NASA's 3D-printed Mars habitat rehearses human life on the red planet. Seoul's historic city hall gains a 13-story glass wave. And in Dallas, 68,000 square feet of concrete galleries balance on legs that want to splay open under. 2026-10-05 Milwaukee commissions Calatrava to design a museum with 90-ton wings that take flight; Oslo tears down its national ski jump and rebuilds it for the World Championships; and in LA, a 235-foot tower is wrapped in steel bands. 2026-10-05 In Oklahoma, a sacred spiral mound rises on a former oilfield, honouring 39 tribes; London's crumbling Battersea Power Station is reborn with two million new bricks. And in Spain, Frank Gehry crowns a historic winery. 2026-10-05 Engineers create impossibly shaped buildings: Albany's Egg, a huge, sculpted theatre space, fit for a Rockefeller; a floating fortress in LA, protecting $2bn in art; and giant New York offices towering over America's busiest com. 2026-10-06 Witness amazing buildings, bridges, lifts, and other structures that pushed structural concrete engineering to the edge. 2026-10-06 Engineers create impossibly shaped buildings: Albany's Egg, a huge, sculpted theatre space, fit for a Rockefeller; a floating fortress in LA, protecting $2bn in art; and giant New York offices towering over America's busiest com. 2026-10-06 Father-son aviators battle turbulence to refuel a remote mine, bush pilots fight an aerial jam to reach Alaska's biggest sled race, and the Coastguard turn a C-130 into a bomber to drop supplies on an isolated beach. 2026-10-06 Three devastating crashes make front-page news around the globe; the media frenzy puts intense pressure on investigators to uncover the causes. 2026-10-06