Foreground p.17 EASE INTO 16-BIT COMPUTING: GET 16-BIT PERFORMANCE FROM AN 8-BIT COMPUTER [author Steve Ciarcia] Steve tells you how the Intel 8088 is well-suited for building a minimum-configuration 16-bit computer. p.34 ELECTRON BEHAVIOR IN A CHEMICAL BOND [author Michael Liebl] Learn how to use a computer to explore the inner processes of a molecule by finding solutions to the Schrödinger wave equation. p.74 SOLVING PROBLEMS INVOLVING VARIABLE TERRAIN, PART 2: SPECIAL CASES, INCLUDING HEXAGONAL GRIDS [author Scott T Jones] After developing a general algorithm last month, Scott now explores several modifications that may be applied to typical conflict-simulation problems. p.126 A POWER-LINE PROTECTION CIRCUIT [author Neil Schneider and Bror Erickson] For hobby applications where an isolation transformer is too big and expensive, this relay-based circuit can provide some protection from power-line wiring errors. p.130 LANDING MODULE SIMULATION WITH RANDOM SURFACE [author S J Houng] This game uses the Motorola MEK6800 D2 kit. It can be interfaced to display the landing approach on an oscilloscope. p.142 THE DIRT-CHEAP BOOTSTRAP, MORE NOTES ON BRINGING UP A MICROCOMPUTER [author Alb…