Watch the First Artificial Gravity Experiment

Gravity, as the old joke goes, sucks. It drags us down, pulls on our weary limbs, makes our feet tired, makes parts of us droop. But it’s also a critical factor for our long term well-being. Astronauts and cosmonauts circling the Earth over the past 60 years have discovered that zero-g, or microgravity, is really not very good for you...

http://blogs.scientificamerican.com