Swift has fallen: NASA's 22-year-old space telescope burns up over Sumatra
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Scientists Asked People to Fake Smiles. Something Unexpected Happened
Professor Nicholas Coles wanted to investigate the impact of being forced to smile because of his experience in customer service.
- Forcing fake smiles can increase anger and decrease happiness
- Study involved 1,200 participants shown happy/unhappy pictures
- Forced smiles in customer service may create emotional control