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Strange Signals from Outer Space

   2017    Science
For decades some have suspected that there might be others out there, intelligent beings capable of communicating with us, even visiting our world. It might sound like science fiction, but today scientists from across the globe are scouring the universe for signals from extraterrestrials. Horizon obtained exclusive access to film researchers at the Green Bank Telescope searching for radio signals from Tabby's Star, a star so mysterious that some scientists believe it might be surrounded by a Dyson Sphere, a vast energy collector built by advanced aliens.

Nova Wonders Are We Alone

   2018    Science    HD
The search for extraterrestrial life is an age-old quest. But recent breakthroughs make today an era like no other 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.
Still, daunting hurdles remain. How can we study anything light years away, let alone a little planet? In the vast universe, where should we even start to look? Is our failure to hear any other voices in the galaxy a sign that we are special? Join leading explorers now searching the galaxy for life and intelligence on other planets—and asks, if we do find other life in the universe... what would that mean?
Series: Nova Wonders

The Men Who Built America
The Men Who Built America

   2012    History
Ice Age Giants
Ice Age Giants

   2013    Science
Nova Wonders
Nova Wonders

   2018    Medicine
The Human Body
The Human Body

   1998    Medicine
Neanderthal
Neanderthal

      History
Art of Eternity
Art of Eternity

   2007    Art
The Life of Birds
The Life of Birds

   1998    Nature
In Search of Beethoven
In Search of Beethoven

   2009    Art