Skip to main content
Back to Show
PBS News Hour

The path to a more nutritious pizza, lit by laser beams

New York City has been known for its pizza for decades, but now a surprising oven innovation is attracting new attention. At Columbia University, a lab is crafting ways to improve nutrition by 3-D printing pizza to precise dietary specifications -- and cooking it with laser beams. Science producer Nsikan Akpan shares this first-hand look at how engineers are lighting up new ways to cook a slice.

Support Provided By
Season
December 6, 2025 - PBS News Weekend full episode
24:09
December 6, 2025 - PBS News Weekend full episode
December 5, 2025 - PBS News Hour full episode
57:46
December 5, 2025 - PBS News Hour full episode
December 4, 2025 - PBS News Hour full episode
57:46
December 4, 2025 - PBS News Hour full episode
December 3, 2025 - PBS News Hour full episode
57:46
December 3, 2025 - PBS News Hour full episode
December 2, 2025 - PBS News Hour full episode
57:46
December 2, 2025 - PBS News Hour full episode
December 1, 2025 - PBS News Hour full episode
57:46
December 1, 2025 - PBS News Hour full episode
November 30, 2025 - PBS News Weekend full episode
24:09
November 30, 2025 - PBS News Weekend full episode
November 29, 2025 - PBS News Weekend full episode
24:09
November 29, 2025 - PBS News Weekend full episode
November 28, 2025 - PBS News Hour full episode
57:46
November 28, 2025 - PBS News Hour full episode
November 27, 2025 - PBS News Hour full episode
57:46
November 27, 2025 - PBS News Hour full episode
November 26, 2025 - PBS News Hour full episode
57:46
November 26, 2025 - PBS News Hour full episode
November 25, 2025 - PBS News Hour full episode
57:46
November 25, 2025 - PBS News Hour full episode
Active loading indicator