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Ice Stories:  Escorting Dynamite Through Siple Dome: Part 2 (Podcast)
Running Time:
00:02:27
In this audio dispatch, correspondent Saffia Hossainzadeh describes her journey to her team's deep field site via a stop at Siple Dome station. In part two, hear about our combat-style landing at Siple Dome’s remote air strip.

Project: Ice Stories: Dispatches from Polar Scientists | Browse All

Date: November 25, 2008
Format: Expedition
Category: Science in Action
Subject(s): Geology/Earth Science

Keywords: siple dome, antarctica, explosives, seismic, deep field, camping, glaciers, glaciology

Links: Dispatch: Escorting Dynamite Through Siple Dome

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Ice Stories:  Traverse across Frozen McMurdo Sound (Clip)
Running Time:
00:02:40
This video captures the energy and excitement of traversing across the sea ice to the Offshore New Harbor Field Camp.

Project: Ice Stories: Dispatches from Polar Scientists | Browse All

Date: November 18, 2008
Format: Expedition
Category: Science in Action
Subject(s): Geology/Earth Science

Keywords: traverse, mcmurdo sound, sea ice, skidoos, snowmobiles, antarctica

Links: Dispatch: Journey to Our Field Camp

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Evidence:  Who Is (Clip)
Running Time:
00:03:07
Geneticist Mark Stoneking discusses a special type of genetic material called mitochondrial DNA gets passed directly from mother to child. Largely unchanged from generation to generation, this genetic material gives researchers a way to track populations back in time.

Project: Evidence: How Do We Know What We Know? | Browse All

Date: November 11, 2008
Format: Interview
Category: Popular Science
Subject(s): Life Science/Biology, General Science

Keywords: mitochondrial dna

Links: Transcript (in English)
Transcript (en Espanol)

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Evidence:  Learning from Neanderthal DNA (Clip)
Running Time:
00:01:30
Evolutionary geneticist Ed Green discusses the key questions researchers hope to answer by analyzing the Neanderthal genome.

Project: Evidence: How Do We Know What We Know? | Browse All

Date: November 11, 2008
Format: Interview
Category: Popular Science
Subject(s): General Science, Life Science/Biology

Keywords: neanderthal genome

Links: Transcript (in English)
Transcript (en Espanol)

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Evidence:  What Can We Learn from a Tooth? (Clip)
Running Time:
00:00:59
Anthropologist Tanya Smith explains that invisible microstructure inside teeth creates a durable record of life history, including events such as birth, illness, famine, stress, and death.

Project: Evidence: How Do We Know What We Know? | Browse All

Date: November 11, 2008
Format: Interview
Category: Popular Science
Subject(s): Life Science/Biology, General Science

Keywords: teeth

Links: Transcript (in English)
Transcript (en Espanol)

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Evidence:  How Do Bones and Teeth Grow? (Clip)
Running Time:
00:01:53
Anthropologist Jean-Jacques Hublin explains that unlike teeth, bones undergo a lifelong process called remodeling, in which they are constantly being destroyed and recreated.

Project: Evidence: How Do We Know What We Know? | Browse All

Date: November 11, 2008
Format: Interview
Category: Popular Science
Subject(s): Life Science/Biology, General Science

Keywords:

Links: Transcript (in English)
Transcript (en Espanol)

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Evidence:  Virtual Skull Reconstruction (Clip)
Running Time:
00:02:25
Anthropologist Philipp Gunz explains the process of virtual fossil reconstruction, a technique that can reverse the damage done to fossils by time and the elements.

Project: Evidence: How Do We Know What We Know? | Browse All

Date: November 11, 2008
Format: Interview
Category: Popular Science
Subject(s): Life Science/Biology, General Science

Keywords: fossil, fossil reconstruction

Links: Transcript (in English)
Transcript (en Espanol)

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Evidence:  Why Are Fossils So Rare? (Clip)
Running Time:
00:00:57
Anthropologist Katerina Harvati explains the rare convergence of circumstances that are necessary for the discovery of a fossil specimen.

Project: Evidence: How Do We Know What We Know? | Browse All

Date: November 11, 2008
Format: Interview
Category: Popular Science
Subject(s): Life Science/Biology, General Science

Keywords:

Links: Transcript (in English)
Transcript (en Espanol)

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Evidence:  When Scientists Disagree (Clip)
Running Time:
00:00:48
Anthropologist Jean-Jacques Hublin discusses the role of conflict and argument in the scientific process.

Project: Evidence: How Do We Know What We Know? | Browse All

Date: November 11, 2008
Format: Interview
Category: Popular Science
Subject(s): Life Science/Biology, General Science

Keywords:

Links: Transcript (in English)
Transcript (en Espanol)

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Iron Science Teacher:  Halloween: Bats (Webcast)
Running Time:
00:37:58
Halloween Special Edition! In this zany competition teachers have ten minutes to create a science activity from a special Halloween secret ingredient... bats!

Project: Iron Science Teacher | Browse All

Date: October 31, 2008
Format: Demonstration / Activity
Category: Everyday Science
Subject(s): Physics, General Science, Life Science/Biology

Keywords: iron science teacher, competition, experiments, demonstrations, secret ingredients, contest


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