17882. Why and How to Experiment in Economics (1:25:55)

Date:
January 25, 2019
Main contributors:
Puzzello, Daniela
Summary:
Experimental economics uses human subjects to answer research and policy questions. This talk provides a brief discussion of the methodological guidelines adopted in economics experiments. It will ...

17883. Why are atoms unpredictable? (29:50)

Date:
unknown
Summary:
Demonstrates the strange and contradictory particle and wave behavior of electrons. Suggests that the atomic system seemingly hides any way by which its behavior may be understood. Explains that ...

17884. Why Are Eye Exams So Important? (09:56)

Date:
April 24, 2020
Main contributors:
James, Jessica
Summary:
Why is it so important to get your eyes examined? What happens during an eye exam? When should someone see their doctor? Most people think the purpose of an eye exam is to update prescriptions and ...

17885. Why Bother? (Finding Alternatives) (15:22)

Date:
1979
Main contributors:
National Instructional Television
Summary:
Episode 1 of Thinkabout, a series of sixty programs to help students in 5th and 6th grade become independent learners and problem solvers by strengthening their reasoning skills and reviewing and r...

17886. Why communication satellites? (12:25)

Date:
1963
Summary:
Uses animation and live-action photography to explain the need for satellites in long distance radio and television communication. Compares three types of communication satellites which have been l...

17887. Why Competition? Market Structure (22:28)

Date:
1982
Main contributors:
National Instructional Television
Summary:
Episode 12 from the Agency for Instructional Television series Give & Take, an educational program on economics designed for grades 8-10.

17888. Why do things differ? (29:35)

Date:
1957
Summary:
Dramatizes the questions raised in Darwin's mind on his return to England from his famous voyage. Discusses why animals differ when found in different locations, why and how species arise, and if ...

17891. Why Johnny reads junk (29:38)

Date:
1958
Summary:
Dr. Maria Piers names some of the reasons children should read. She explores what books are best for different age groups and delves into reasons children do not read..

17892. Why Money (Voluntary Exchange) (20:37)

Date:
1978
Main contributors:
National Instructional Television
Summary:
Episode 9 of Trade-offs, a series in economic education for nine to thirteen year-olds that consists of fifteen 20-minute television/film programs and related materials. Using dramatizations and sp...

17894. Why use Digital Methods in Arts & Humanities Research? (1:01:00)

Date:
August 26, 2022
Main contributors:
Pouyan Shahidi; Vanessa Elias
Summary:
A hands-on workshop on approaches and tools for digital research. This hands-on workshop will introduce you to approaches and tools for conducting digital arts and humanities research. We will begi...

17895. Why Use Digital Methods in Arts and Humanities Classrooms? (58:16)

Date:
September 25, 2019
Main contributors:
Institute for Digital Arts and Humanities; Kalani L. Craig; Michelle Dalmau
Summary:
We're all buried in the digital world when we work on our own arts & humanities projects - whether it's reading the digital copy of an article, snapping smartphone photos of related work, or collab...

17896. Why Use Digital Methods in Arts and Humanities? (55:36)

Date:
September 12, 2019
Main contributors:
Kalani L. Craig; Michelle Dalmau; Institute for Digital Arts and Humanities
Summary:
Digital image manipulation, social network analysis and data mining can change our perceptions of the world around us, but they also require careful critical use. This presentation will take arts &...

17897. Why War (00:13)

Date:
2020
Main contributors:
Ron Osgood
Summary:
North Vietnamese Government Worker Nguyen Xuan Lien wonders what good the war did with so many deaths on both sides.

17899. Why We Laugh (29:37)

Date:
1956
Summary:
Outlines and discusses various theories of humor, and presents examples of laughter created to illustrate each theory. Shows, through the use of a polygraph, that physiological changes occur in var...