Leeches/The Search for ET/Stem Cells Breakthrough/Profile: Edith Widder

Summary Leeches - A century after falling out of favor, medicinal leeches are back in hospitals, sucking away on patients' wounds. SETI - Astronomers have their radio telescopes tuned to receive signals from alien worlds. But is anybody out there? Stem Cells Breakthrough - Three separate teams overcome a biomedical hurdle-creating stem cells without the use of human embryos. Profile: Edith Widder - Meet a marine biologist and explorer who has engineered new ways to spy on deep-sea creatures.

S3.E5 ∙ Leeches/The Search for ET/Stem Cells Breakthrough/Profile: Edith Widder

Directed : Unknown

Written : Unknown

Stars : Neil deGrasse Tyson Ziya Tong Chad Cohen David Pogue

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Details

Genres : Documentary

Release date : Jul 22, 2008

Countries of origin : United States

Official sites : NOVA scienceNOW with Neil deGrasse Tyson

Language : English

Summary Leeches - A century after falling out of favor, medicinal leeches are back in hospitals, sucking away on patients' wounds. SETI - Astronomers have their radio telescopes tuned to receive signals from alien worlds. But is anybody out there? Stem Cells Breakthrough - Three separate teams overcome a biomedical hurdle-creating stem cells without the use of human embryos. Profile: Edith Widder - Meet a marine biologist and explorer who has engineered new ways to spy on deep-sea creatures.

Details

Genres : Documentary

Release date : Jul 22, 2008

Countries of origin : United States

Official sites : NOVA scienceNOW with Neil deGrasse Tyson

Language : English

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