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Africa's Wild Eden
Journey to Gabon’s Loango National Park for a look at this mystical, unspoiled place. Airs Saturday, 8 p.m. ET
Killer crocs of Uganda
Brady Barr capturs the area’s rogue crocodiles to relocate them. Airs Saturday, 9 p.m. ET
  Your Ultimate Explorer Team

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  TECHNOLOGY AND SCIENCE
NASA spacecraft reveal cause of auroras
A flotilla of NASA probes has solved the 30-year mystery behind the most colorful aurora displays on Earth and the explosive magnetic "substorms" that spawn them.


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  MSNBC SPECIAL

From cellphones to automobiles, movie making to music sharing, a new digital revolution is upon us. Technology once reserved for the science lab and the "Jetsons" has made its way to the rest of the world. Now YOU get to see the latest gadgets from the people who push the envelope everyday. MSNBC's Tech Summit was hosted by Lester Holt and Lisa Ling.


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