Browsing 210 - 220 results of 375 programs for subject - General Science


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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Evidence:  Reconstructing Neanderthal DNA (Clip)
Running Time:
00:01:38
Evolutionary geneticist Svante Pääbo explains that analysis of ancient Neanderthal DNA is very tricky work, thanks to fragmentation and contamination of genetic material.

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

Date: October 26, 2008
Format: Interview
Category: Popular Science
Subject(s): Life Science/Biology, General Science

Keywords:

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

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Evidence:  The Talking Gene (Clip)
Running Time:
00:02:42
Is a single gene, FOXP2, the secret to human speech? Researchers discuss the genetic underpinnings of speech and language.

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

Date: October 26, 2008
Format: Interview
Category: Popular Science
Subject(s): Life Science/Biology, General Science

Keywords: human speech, foxp2

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

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Evidence:  How Do You Find a Fossil? (Clip)
Running Time:
00:01:31
Anthropologist Katerina Harvati explains how scientists from various disciplines work together to find fossilized human remains.

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

Date: August 26, 2008
Format: Interview
Category: Popular Science
Subject(s): Life Science/Biology, General Science

Keywords: human fossils

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

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Evidence:  Why Have a Fossil Cast Collection? (Clip)
Running Time:
00:01:18
Anthropologist Katerina Harvati explains the importance of cast collections to the study of human evolution.

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

Date: August 26, 2008
Format: Interview
Category: Popular Science
Subject(s): Life Science/Biology, General Science

Keywords: human fossils, human evolution

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

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