Dropped the ball? (Letters).
You missed the papers that describe our experiments that produce ball lightning ball lightning
n.
A rare form of lightning in the shape of a glowing red ball, associated with thunderstorms and thought to consist of ionized gas. in our lab ("Anatomy of a lightning ball," SN: 2/9/02, p. 87). We use a lightning-arc-producing apparatus.
CLINT SEWARD, ELECTRON POWER SYSTEMS, ACTON, MASS.
The ball-lightning article makes no mention of Nicola Tesla's creation of ball lightning while generating megavolt megavolt /mega·volt/ (MV) (meg´ah-volt) one million (106) volts.
meg·a·volt
n. Abbr. MV
One million volts.
megavolt
one million volts. discharges from gigantic Tesla coil tesla coil
n.
An air-core transformer that is used as a source of high-frequency power, as for x-ray tubes.
[After Nikola Tesla. arrays.
TED V. POWELL, BALDWIN, N.Y.
COPYRIGHT 2002 Science Service, Inc.
No portion of this article can be reproduced without the express written permission from the copyright holder.
Copyright 2002, Gale Group. All rights reserved. Gale Group is a Thomson Corporation Company.
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