Imagination has never been the most intractable problem in the physics of warp drive; it has been bookkeeping. The Alcubierre concept of 1994, the celebrated one, fits in the general relativity theory ...

The European debt crisis has morphed in recent days from deeply unsettling to downright frightening, roiling world markets and triggering waves of panic as politicians dither over the conditions of ...

How we manage chronic disease has led to major changes in our health care systems. Hospitals have been downsized on the premise that chronic diseases should be managed in the community, to prevent ...