Table of Contents

May/June 2019 Vol. CXXXIX No. 5 & 6

NOVELETTES

BONEHUNTERS, Harry Turtledove

FORGETFULNESS, J.T. Sharrah 

THE DOMINANT HEART BEGINS TO RACE, Dave Creek 

LEAVE YOUR IRON AT THE DOOR, Josh Pearce

AT THE FALL, Alec Nevala-Lee

SHORT STORIES

THE METHUSELAH GENERATION, Stanley Schmidt

GALENA, Liam Hogan

CACTUS SEASON, Frank Smith

12:20 BUS FROM THE BASICS, Wendy Nikel

A FORMER PLANETARY RULER SPEAKS, Bruce McAllister

FULL METAL MOTHER, Joe M. McDermott

THE THREE LAWS OF SOCIAL ROBOTICS, Mary E. Lowd

MULLIGAN, Bud Sparhawk

THE GATES OF PARADISE, Edward M. Lerner

MIDWAY ON THE WAVES, Phoebe Barton

THE ORCA QUEEN, Joshua Cole

PARADIGM SHIFT, Eric Cline

ON STONY GROUND, Cynthia Ward

REPAIRS AT THE BEIJING WEST SPACE ELEVATOR, Alex Shvartsman 

WELCOME TO YOUR MACHINES, David Ebenbach

PAINTING THE MASSIVE PLANET, Marissa Lingen 

SCIENCE FACT

THE VENUS SWEET SPOT: FLOATING HOME, John J. Vester

PROBABILITY ZERO

ROBOTIC SPACE KILLERS; AUTONOMOUS. BROKE, Guy Stewart

POETRY

HOW TO TIME TRAVEL, Mary Soon Lee

AT THE NATURAL HISTORY MUSEUM, Bruce Boston

READER'S DEPARTMENTS

GUEST EDITORIAL: JOHN AND ME, Stanley Schmidt

IN TIMES TO COME

THE ALTERNATE VIEW, John G. Cramer

BIOLOG: JOE M. MCDERMOTT, Richard A. Lovett

THE REFERENCE LIBRARY, Don Sakers

BRASS TACKS

UPCOMING EVENTS, Anthony Lewis