SpaceX’s CRS-5 cargo delivery mission is the fifth resupply flight to the International Space Station for NASA under a commercial contract.
For this flight, the unmanned Dragon capsule is packed with nearly 5,200 lbs. (2,360 kilograms) of supplies and instruments to support 256 scientific investigations.
Transport System). The instrument, which will be attached to the exterior of the space station, uses lasers to measure the worldwide distribution of clouds and aerosol particles (haze, dust, air pollution and smoke).
Two plant experiments are also hoping to take root in space once the Dragon spacecraftdelivers them to the station.
Another experiment, called the Self-Assembly in Biology and the Origin of Life, or SABOL, will study how proteins form into long linear fibers as part of research into Alzheimer’s disease.
Source SPACE.com: All about our solar system, outer space and exploration.
Source: http://www.space.com/28214-spacex-dragon-science-passengers-infographic.html