New evidence emerges on the origins of life

In the beginning, there were simple chemicals. And they produced amino acids that eventually became the proteins necessary to create single cells. And the single cells became plants and animals. Recent research is revealing ...

Tonal languages require humidity

The weather impacts not only upon our mood but also our voice. An international research team including scientists from the Max Planck Institutes for Psycholinguistics, Evolutionary Anthropology and Mathematics in the Sciences ...

Graphene can be strengthened by folding

(PhysOrg.com) -- With a strength 200 times greater than that of steel, graphene is the strongest known material to exist. But now scientists have found that folding graphene nanoribbons into structures they call “grafold” ...

Pitch range produced by vocal cords

Picture a singer, accompanied by a grand piano. As the singer's voice dances through multiple octaves of range, the pianist's fingers trip from one end of the keyboard to the other. Both the singer's voice and the piano are ...

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