Portrait of Christian Huygens
Christian Huygens was a Dutch physicist and astronomer who lived between 1629-1695. He made improvements in telescopes allowing people to view objects in space with greater detail.
Huygens also invented the pendulum clock, increasing the accuracy of timekeeping.
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includes issues of NESTA's quarterly journal, The Earth Scientist
, full of classroom activities on different topics in Earth and space science, ranging from seismology
, rocks and minerals
, and Earth system science