During the vertical section of the ride, riders experience weightlessness for about 6.5 seconds.

It was the only chance most of them would ever have of experiencing weightlessness long enough to enjoy it.

Tests on astronauts who experience weightlessness show the necessity of weight bearing activity for keeping bones strong.

Humans experience weightlessness as joy; this has been reported by almost every astronaut and cosmonaut.

They will be flown to 40,000 feet, then experience weightlessness during 30 sets of 25-second free falls.

Its futuristic dome design is striking; inside are interactive exhibits, including one in which you can experience weightlessness.

Because the shuttle is in free-fall it experiences "weightlessness".

They'll experience weightlessness for a few minutes before they're pulled back down to the Earth by gravity.

After reaching its final altitude of 100 km, passengers would experience weightlessness for three minutes.

Chakotay had never thought he'd actually experience weightlessness in anything other than a controlled situation.