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Hace 20 horas · Bell Labs is an American industrial research and scientific development company. Researchers from there are credited with the development of radio astronomy, the transistor, the laser, the photovoltaic cell, the charge-coupled device (CCD), information theory, the Unix operating system, and the programming languages B, C, C++, S, SNOBOL, AWK, AMPL, and others.
Hace 20 horas · The tiger (Panthera tigris) is the largest living cat species and a member of the genus Panthera native to Asia.It has a powerful, muscular body with a large head and paws, a long tail, and distinctive black, mostly vertical stripes on orange fur. It is traditionally classified into nine recent subspecies, though some recognise only two subspecies, namely mainland Asian tigers and island ...