Professor Dave Explains
What is Happiness?
Everyone wants to be happy. But what does that mean? How does one become happier, and is that even possible? Are we stuck at a set point of happiness from birth? Although we don't have as much control of our own happiness as we would...
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An animation illustrates the rocket launching of the communications satellite Echo 1 in 1960.
An animation illustrates the rocket launching of the communications satellite Echo 1 in 1960.
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Moving truck and cardboard boxes in driveway
Moving truck and cardboard boxes in driveway
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Unrecognizable Baby Walking with Mother
Tracking with low-section of legs of woman and toddling baby walking together in park
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Curious Baby Learning to Walk in Park
Sideways tracking shot of unrecognizable young mother holding hands of curious baby boy and helping him walk on green grass in park on summer day
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Legs of Woman and Baby Walking on Grass Barefoot
Low-section shot of legs of unrecognizable mother and baby walking barefoot on green grass outdoors
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SLOW MOTION Research in pharmaceutical laboratory
Teamwork in pharmaceutical or bio-molecular laboratory where two female experts work with solutions, acids and bases, testing samples, and examining products. One mature blonde woman and one young pregnant brunette woman in her 30's...
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"MS PAN Care giver bringing birthday cake to senior citizen / Laguna Woods, CA, United States "
'MS PAN Care giver bringing birthday cake to senior citizen / Laguna Woods, CA, United States '
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Bride and groom searching ring into a container
Bride and groom searching ring into a container
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"MS PAN Care giver bringing birthday cake and senior citizen blowing candles / Laguna Woods, CA, United States "
'MS PAN Care giver bringing birthday cake and senior citizen blowing candles / Laguna Woods, CA, United States '
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Guests toasting kissing bride and groom at wedding reception
Guests toasting kissing bride and groom at wedding reception
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Presentation Of A Lifetime Achievement Award to Bob Barker From the Hollywood Chamber of Commerce
ATMOSPHERE: Bob Barker art at the Presentation Of A Lifetime Achievement Award to Bob Barker From the Hollywood Chamber of Commerce at the Renaissance Hotel in Los Angeles, California on April 5, 2007. (Footage by WireImage Video/Getty...
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Bride and groom searching ring into a container
Bride and groom searching ring into a container
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Bride and groom searching ring into a container
Bride and groom searching ring into a container
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MS Young Indian groom getting henna tattoo for his wedding / Rajasthan, India
MS Young Indian groom getting henna tattoo for his wedding / Rajasthan, India
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MS Young Indian bride getting henna tatt / Rajasthan, India
MS Young Indian bride getting henna tatt / Rajasthan, India
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Amitabh Bachchan Lifetime Achievement Award: Dubai International Film Festival 2009
Queen Noor of Jordan at the Amitabh Bachchan Lifetime Achievement Award: Dubai International Film Festival 2009 at Dubai . (Footage by WireImage Video/GettyImages)
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Pastor assists bride and groom to exchange rings; they kiss
Pastor assists bride and groom to exchange rings; they kiss
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Bride and groom dancing at wedding reception in backyard
Bride and groom dancing at wedding reception in backyard
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Two women in laboratory working together
Teamwork in pharmaceutical or bio-molecular laboratory where two female experts work with solutions, acids and bases, testing samples, and examining products. One mature blonde woman and one young pregnant brunette woman in her 30's...
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Presentation Of A Lifetime Achievement Award to Bob Barker From the Hollywood Chamber of Commerce
ATMOSPHERE: Luncheon at the Presentation Of A Lifetime Achievement Award to Bob Barker From the Hollywood Chamber of Commerce at the Renaissance Hotel in Los Angeles, California on April 5, 2007. (Footage by WireImage Video/Getty Images)