What If …

Science World, Jan 17, 2000

After reading the articles in this issue, solve the clues below by filling in the blanks with the correct word(s). Then, find your answers hidden in the puzzle. Words may appear horizontally, vertically, or diagonally, either forward or backward. (Answers can be found on p. 3).

1. A future space hotel may be constructed with old space shuttle [ ] [ ].

2. In the future, you will program your [ ] oven to cook recipes found on the Internet.

3. [ ] an MP3 audio file involves decreasing the amount of storage space the file takes up.

4. Sony's Dual Strike joystick features a handle that [ ], or rotates.

5. Doctors today replace legs and arms with [ ], or artificial, limbs.

6. Someday the body will produce new skin from unspecialized cells called [ ] [ ].

7.The first [ ] used light-sensitive paper for film.

8.The frame of Prince's Triple Threat tennis racket has an extra-large [ ] [ ].

9. A new type of top monitors the wearer's [ ].

10. In the 21st century, you'll dine on [ ] vegetables, which will come in brilliantly. colored varieties.

11. A [ ], or preliminary model, of a new driverless public transportation system is due out in less than three years.

12. To lift off in the new SoloTrek hovercraft, a [ ] (downward force) of air sets the craft in motion.

[ILLUSTRATION OMITTED]

This Issue's Answer

Word Search, p. 22:

1. fuel tanks

2. microwave

3. compressing

4. pivots

5. prosthetic

6. stem cells

7. camera

8. sweet spot

9. heartbeat

10. hybrid

11. prototype

12. thrust

What If ...

A century ago, who'd have imagined humans would walk on the moon? According to one artist's conception, cities may someday defy gravity and float above Earth's oceans. You might reach them by air elevators, and from there rocket to similar colonies hovering above distant planets. What technologies do you think humans would need to create such "cloud cities"?