Martha Teichner

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Lessons from Holland on fighting rising sea levels
06:53 — Windmills are more than just a traditional part of the Dutch landscape; they have played a key role in the war Holland has waged against the sea for c (more…)
Neil deGrasse Tyson: Starstruck
07:37 — Neil deGrasse Tyson was awed when he visited the Hayden Planetarium in New York City for the first time at the age of nine; since 1996, he's run the p (more…)
Neil deGrasse Tyson's family on how he inspires
01:32 — In this web exclusive, correspondent Martha Teichner talks with Toni Tyson, the mother of astrophysicist Neil deGrasse Tyson, and Neil's sister, Lynn, (more…)
Neil deGrasse Tyson on God
02:15 — In this web exclusive, correspondent Martha Teichner asks the acclaimed astrophysicist, as he examines the universe, whether he believes in an all-pow (more…)