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NOVA
Search Engine Breakdown
Why does a widely used internet search engine deliver results that can be blatantly racist and sexist? Two leading information researchers investigate their discoveries of hidden biases in the search technology we rely on every day.
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1:53:34
How can the science of learning help us rethink the future of education for all children?
53:32
Watch as Otzi, a 5000-year-old mummy, is brought to life and preserved with 3D modeling.
53:07
Retrace the thought experiments that inspired his theory on the nature of reality.
53:41
How has the land shaped our lives, from the arrival of the first Americans to today?
53:35
How did massive volcanic eruptions, inland seas, and land bridges pave the way for life?
53:35
Experience the colossal geologic forces that shaped our continent over 3 billion years.
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53:41
Watch as the New Horizons spacecraft captures our first clear view of Pluto’s icy surface.
53:40
The catastrophic collapse of the ground beneath our feet is a growing worldwide hazard.
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53:10
Which technologies worked in the race to track down the men behind the marathon attack?
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52:53
Can science help us understand why some people commit horrific acts of mass murder?
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52:52
A team uncovers the advanced engineering behind an ancient Egyptian war machine.