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Are We Alone? Preview
The search for extraterrestrial life is an age-old quest. But recent breakthroughs make today an era unlike any in the history of astronomy. From the exhilarating probing of our own solar system and the Kepler mission’s astounding discovery of thousands of extrasolar planets, to the next-generation telescopes under development, the prospects for finding life beyond Earth have never been stronger.
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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.
53:41
Watch as the New Horizons spacecraft captures our first clear view of Pluto’s icy surface.
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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.
53:10
Is our universe unique, or could it be just one in an endless "multiverse"?
53:40
Take a wild ride into the quantum realm, where even the impossible seems possible.
53:40
It defines our lives, but what is time really? Have a look into its true nature.