You all have a piece of cardboard and a piece of paper.

We're losing our sites and the stories, and basically we're losing a piece and a significant piece of our collective memory.

He took one part from here and another from there, and he tried to come up with a machine that would work in the reality that he was facing.

Early cotton gins The earliest versions of the cotton gin consisted of a single roller made of iron or wood and a flat piece of stone or wood.

In September 2008, pieces of a griffon vulture bone, about 35,000 years old, were excavated from Hohle Fels cave in southern Germany, which are believed to form a flute.

Legislation enacted in 2000 is intended to ensure that every Pitcairn Islander is entitled to an allocation of house, garden, orchard and forestry land sufficient to meet their needs for as long as they live on Pitcairn.

In these images we see ice from enormous glaciers, ice sheets that are hundreds of thousands of years old breaking up into chunks, and chunk by chunk by chunk, iceberg by iceberg, turning into global sea level rise.

Musician and inventor Onyx Ashanti demonstrates beatjazz his music created with two handheld controllers, an iPhone and a mouthpiece, and played with the entire body. At TED's Full Spectrum Auditions, after locking in his beats and loops, he plays a 3 minute song that shares his vision for the future of music.