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Pictures | Thu May 7, 2009 | 10:30am EDT

Robotic emotions

<p>A humanoid robot named "Saya" makes the facial expression "fear" during a demonstration at an elementary school in Tokyo May 7, 2009. The robot, developed by the Tokyo University of Science professor Hiroshi Kobayashi, can speak different languages and make facial expressions like happiness, surprise, sadness, fear, anger or disgust with motors inside her face. REUTERS/Issei Kato </p>

A humanoid robot named "Saya" makes the facial expression "fear" during a demonstration at an elementary school in Tokyo May 7, 2009. The robot, developed by the Tokyo University of Science professor Hiroshi Kobayashi, can speak different languages...more

A humanoid robot named "Saya" makes the facial expression "fear" during a demonstration at an elementary school in Tokyo May 7, 2009. The robot, developed by the Tokyo University of Science professor Hiroshi Kobayashi, can speak different languages and make facial expressions like happiness, surprise, sadness, fear, anger or disgust with motors inside her face. REUTERS/Issei Kato

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<p>A humanoid robot named "Saya" makes the facial expression "disgust" during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato </p>

A humanoid robot named "Saya" makes the facial expression "disgust" during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

A humanoid robot named "Saya" makes the facial expression "disgust" during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

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<p>A humanoid robot named "Saya" makes the facial expression "anger" during a demonstration at an elementary school in Tokyo May 7, 2009.  REUTERS/Issei Kato </p>

A humanoid robot named "Saya" makes the facial expression "anger" during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

A humanoid robot named "Saya" makes the facial expression "anger" during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

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<p>A humanoid robot named "Saya" makes the facial expression "surprise" during a demonstration at an elementary school in Tokyo May 7, 2009.  REUTERS/Issei Kato </p>

A humanoid robot named "Saya" makes the facial expression "surprise" during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

A humanoid robot named "Saya" makes the facial expression "surprise" during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

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<p>A humanoid robot named "Saya" makes the facial expression "happiness" during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato </p>

A humanoid robot named "Saya" makes the facial expression "happiness" during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

A humanoid robot named "Saya" makes the facial expression "happiness" during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

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<p>A humanoid robot named "Saya" (R) is touched by school pupils as she takes on a role as a school teacher during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato </p>

A humanoid robot named "Saya" (R) is touched by school pupils as she takes on a role as a school teacher during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

A humanoid robot named "Saya" (R) is touched by school pupils as she takes on a role as a school teacher during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

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<p>A humanoid robot named "Saya" (R) speaks to school pupils as she takes on a role as a school teacher during a demonstration at an elementary school in Tokyo May 7, 2009.  REUTERS/Issei Kato </p>

A humanoid robot named "Saya" (R) speaks to school pupils as she takes on a role as a school teacher during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

A humanoid robot named "Saya" (R) speaks to school pupils as she takes on a role as a school teacher during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

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<p>A humanoid robot named "Saya" (R) is touched by school pupils as she takes on a role as a school teacher during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato </p>

A humanoid robot named "Saya" (R) is touched by school pupils as she takes on a role as a school teacher during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

A humanoid robot named "Saya" (R) is touched by school pupils as she takes on a role as a school teacher during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

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<p>A humanoid robot named "Saya" (C) speaks as she takes on a role as a school teacher during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato </p>

A humanoid robot named "Saya" (C) speaks as she takes on a role as a school teacher during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

A humanoid robot named "Saya" (C) speaks as she takes on a role as a school teacher during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

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<p>A humanoid robot named "Saya" (C) speaks to school pupils as she takes on a role as a school teacher, during a demonstration at an elementary school in Tokyo May 7, 2009.  REUTERS/Issei Kato </p>

A humanoid robot named "Saya" (C) speaks to school pupils as she takes on a role as a school teacher, during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

A humanoid robot named "Saya" (C) speaks to school pupils as she takes on a role as a school teacher, during a demonstration at an elementary school in Tokyo May 7, 2009. REUTERS/Issei Kato

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