Decades: 1080s BC 1070s BC 1060s BC 1050s BC 1040s BC - 1030s BC - 1020s BC 1010s BC 1000s BC 990s BC 980s BC
Significant People
... to the torque trying to make the gyro fall over.) The axis of the gyroscope in the Dynabee is fixed to the spinning mass and it rests in a little groove inside the ...