NOVA

Ground Zero Supertower

Season 40 Episode 16 | 52m 52s | Video has closed captioning.

Engineers race to complete 1 World Trade Center as they grapple with the final challenges.

Aired: 09/11/13

Expired: 12/15/15

Rating: TV-PG

Problems Playing Video? | Closed Captioning

Major funding for NOVA is provided by the David H. Koch Fund for Science, the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.

NOVA Now

Podcast

NOVA Now

From the PBS science series NOVA, a biweekly podcast digging into the science behind the headlines. Alok Patel takes you behind the scenes with the people—scientists, engineers, technologists, mathematicians and more—working to understand our world.

Subscribe