The show starts off with the family exploring the important role of trees in Earth's ecosystem, from the plight of the almost extinct American Chestnut to the heights scientists go to study the forest ...

Add Yahoo as a preferred source to see more of our stories on Google. The seven-part series follows the actor as he makes his way across all seven continents in 100 days, highlighting postcard-worthy ...

National Geographic’s much-anticipated, five-part documentary series “Hurricane Katrina: Race Against Time” premieres today – Sunday, July 27 – at 9 p.m. Eastern, with three episodes being released ...

If you purchase an independently reviewed product or service through a link on our website, Variety may receive an affiliate commission. Will Smith is bravely going where few actors have gone before ...