The PBS Nova documentary "Building the Eiffel Tower" explores the fascinating history and extraordinary engineering behind the structure.

Jamie Dupuis performed a gorgeous, melancholic cover of the Simon and Garfunkel song "Bridge Over Troubled Water" on harp guitar.

The humans of a golden retriever named Campbell have created a hilarious series that parodies advertisements by personal injury lawyers.

Tasting History explained how the Michelin Tire Company became known as an arbiter of fine dining with their restaurant rating system.

The Paint Explainer presented an unbiased explanation of all 27 Amendments to the US Constitution in eight informative minutes.

An adorable English cream golden retriever puppy named Whalen has teeth that look like tiny ducklings marching across his lower jaw.

When Ryan Phillips of Life With Pigs Farm Sanctuary was resting on the couch, a pair of pigs got comfy him. Then third pig tried to join.

Intense new footage shows Amazon driver Alexander Evans surviving a harrowing accident when an Amtrak train cut his van in half.

Jason Pargin explains the unwritten English grammar rule that dictate the order in which adjectives are used in a sentence.

Hydraulic Press Channel used their 150 ton hydraulic press to compress a week's worth of clothes so that they all fit into a small suitcase.