You would need to upgrade Mr. Squiggles from a hamster to a pet Ox and sleep on him for 8 hours a day for a decade to simulate this negligible exposure.

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Several other attempts to simulate keyhole surgery have foundered at this point, but Dr Kelly's system, according to early trials, gives a surprisingly realistic amount of feedback.

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Still, movies try to simulate life, or heighten it, and this one succeeds only partly.

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This included shaking the instrument to simulate the pounding it will receive during the ascent to orbit on the Ariane.

BBC: Science & Environment

We strap the equipment to this table and then violently shake it to simulate the trip.

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This slowing effect is used by Lotus to simulate engine braking, in which resistance inside an internal-combustion engine decelerates the car.

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This kind of transmission uses a pulley system to simulate gears and is usually more efficient than traditional automatic transmissions.

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With this technology, the motion of the satellite is used to simulate the large antenna needed to take high-resolution images.

ECONOMIST: A deluge of information | The

The "Natural Mojave" galleries simulate flash floods and expose the variety of native wildlife that calls this desert home, from Gila monsters to big brown bats.

BBC: Discover life in the Nevada desert