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Does the Flu Shot Work?
The flu vaccine changes from year to year and its efficacy varies. Here’s why.
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53:46
Discover the untold story—full of surprising evolutionary leaps—behind every bite we take.
53:34
The story of the dolphin reveals how intelligence evolved, step by step, over billions of years.
53:42
Step into the stunning cave that’s reshaping our understanding of prehistoric art.
53:41
Witness how Native North Americans have generated scientific knowledge over thousands of years.
53:34
Follow the relentless quest that led to a breakthrough treatment for a deadly disease.
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53:40
Archaeologists investigate the dramatic origins of democracy in ancient Greece 2,500 years ago.
53:08
Follow the Artemis mission to bring humanity back to the Moon for the first time since Apollo.
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53:25
Surprising evidence at the world’s oldest temple overturns our understanding of human history.
