6. Burpees: Burpees have a much-deserved reputation for being brutal, but they’re so popular because they get amazing results. Like most things that are hard, the end results make it all worthwhile. How To Do: Start from a standing position with your feet shoulder-width apart. Drop to the floor, and perform a push-up. At the top of the push-up, jump forward to bring your knees to your chest. And continue the jump to bring you as high off the floor as possible and back to a standing position....
the self sustaining ecosphere is permanently sealed within this hand-blown glass sphere. Its careful balance of air, water, plant and animal life was developed as the result of years of NASA research into self-sustaining, bio-regenerative systems where the equilibrium must be maintained for long periods of time. Inside, tiny shrimp feed on bacteria that metabolize organic waste into nutrients for the algae which, in turn, photosynthesize the