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7 Wonders of physics and technology. Aeroplanes. Astronomical observatories. Data visualization. Electrical generators. Heat engines. Hubble space telescope. Lasers. Medical/industrial imaging. Microscopes. Nano-technology. Optical fibre technology. Particle accelerators.
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Aeroplanes Astronomical observatories Data visualization
Electrical generators Heat engines Hubble space telescope
Lasers Medical/industrial imaging Microscopes
Nano-technology Optical fibre technology Particle accelerators
Remote sensing devices Satellite communications Space travel
Spectroscopes Superconductors Telescopes
Transistors Wireless communication World wide web