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This ‘Zero-G’ Airbus A300 parked on the tarmac at Bordeaux-Mérignac Airport is really a laboratory with wings. Within a week a dozen scientific teams will be aboard it as it thrusts skyward, then free ...

Just over a week ago, European physicists announced they had measured the strength of gravity on the smallest scale ever. In a clever tabletop experiment, researchers at Leiden University in the ...

Measuring the strength of gravity is extraordinarily difficult, and different experiments have always disagreed – but a new ...