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How Did They Build That?

Science

NASA's 3D-printed Mars habitat rehearses human life on the red planet. Seoul's historic city hall gains a 13-story glass wave.

Today · Monday, 5 October 8 airings
00:00
Smithsonian
S5 E8 · Wings & Waterlines
17:00
Smithsonian
S5 E8 · Wings & Waterlines
18:00
Smithsonian
S5 E9 · Space Homes & Glass Waves
19:00
Smithsonian
S5 E2 · Earthquakes & Exoskeletons
● Live
20:00
Smithsonian
S5 E1 · Reborn Buildings & Sacred Grounds
21:00
Smithsonian
S5 E10 · Sculptures & Skyscrapers
22:00
Smithsonian
S5 E5 · Canals & Curves
23:00
Smithsonian
S5 E10 · Sculptures & Skyscrapers
Wednesday, 7 October 11 airings
07:00
Smithsonian
S1 E2 · Towers & Roofs
08:00
Smithsonian
S3 E6 · Tricks & Trains
09:00
Smithsonian
S2 E7 · Steep & Stunning
10:00
Smithsonian
S3 E1 · Fantastic & Futuristic
11:00
Smithsonian
S2 E3 · Retrofits & Airport Glitz
12:00
Smithsonian
S1 E7 · Sky Gardens & Seismic Stations
17:00
Smithsonian
S1 E1 · Cantilevers & Lifts
18:00
Smithsonian
S2 E6 · Upside Down & Undersea
19:00
Smithsonian
S2 E1 · Riverparks & Artworks
20:00
Smithsonian
S4 E5 · Ecobuilds & Earthquakes
21:00
Smithsonian
S5 E10 · Sculptures & Skyscrapers
Sunday, 11 October 1 airing
22:00
Smithsonian
S5 E10 · Sculptures & Skyscrapers
Monday, 12 October 2026 1 airing
00:00
Smithsonian
S5 E10 · Sculptures & Skyscrapers