What Is String Theory? Brian Greene Explains

The beauty of Harbor Island shrouds the secrets of a dark history.

The Dark History of Maine's Harbor Island (1:34)

With lyrics inspired by conversations Debbie Harry had with her ex-boyfriend, and the musical collaboration of Nigel Harrison and Jimmy Destri, "One Way or Another" rocketed up the charts.

The Inspiration Behind "One Way or Another" (3:04)

When Congress declared that slaves who enlisted in the Union Army would be forever free, African Americans seized the opportunity and rushed to join.

How Black Union Soldiers Went from Slavery to Forever Free (3:12)

With fields full of pumpkins and forests full of ghosts, this New England state might be the perfect place for tricks and treats

Why People Believe Dudleytown, Connecticut is Cursed (1:37)

This gliding tree frog uses its webbing as a parachute. It's a great escape mechanism, especially when being pursued by a deadly boa

Tree Frog Effortlessly Skydives Away from Hungry Snake (3:31)

From actor Paul Newman to astronaut Neil Armstrong, Ohio is home to some of the most influential and recognizable people in history.

Ohio Natives Who Went on to Make History (2:41)

Near the turn of the 20th century, Alaska lured thousands of eager prospectors in search of precious minerals to its bountiful mountains. What many found was far more treacherous.

How the Alaska Gold Rush Turned Out to Be Hoax (3:33)

As technology changed, cameras got smaller and color film got simpler, it became possible for soldiers to document the war raging around them.

This Veteran’s Suggestion Made Filming WWII Easier (2:11)

The art of designing deceptive camouflage, once improvised and hand-painted by soldiers in the field, has made tremendous technological and scientific advancements since the First World War.

How Close to Invisible Can We Make Soldiers? (2:03)