Tag: asiaticos

How Chinese migrants in Los Angeles Chinatown gained self-reliance

Enviado por Fabio
In the late 1800s and early 1900s, anti-Chinese sentiment in the United States was high, as working-class laborers in the country viewed Chinese workers as a threat.

20/02/24 | phys.org

Sincronizando 32 metronomos

Enviado por Gustavo V
Pusieron 32 metronomos a cualquier velocidad sobre una base flotante. Los metronomos muevenlevemente la base lo que provoca que varie la frecuencia de los mismos y logran sincronizarse todos ellos.

12/09/13 | www.youtube.com