The Lexington intelligencer. [volume] (Lexington, Mo.) 1901-1949, 1903-11-14
Scientific MISCELLANY.

at the outer end. The light is make
to glow when a body is being sought
e in the water at night.
Melamenchytraeus solifugus is a SIN.
: gular earthworm lately noticed on Mt.
: St. Ehas' Alaska. By night it warn
! on the snow Of the MAlaspina glacie,
: but when the sun shines it burrows 10
3 = depth of Is inches or more under the
surface.
Stationary clouds to the leeward
} OF mountain ridges have been little OBJ.
I served, the hest known example being
the "Helm Bar" often seen over the
Cross Tell range in northwestern Eng.
land. On a recent visit TO the Blue
Ridge in North Carolina, W. M. Day.
Is noticed a similar cloud, which held
It's Extraordinarily forming and dis.
solving for more than an hour.
So little as 8 to 5 parts of vanadi.
UNI per 1000 doubles the resistance Of
steel to fracture, and gives extraordi.
nary hardness, with the peculiar prop
erty OF acquiring maximum hardness
by a%nneallng. When a working tool
Vanadium steel becomes heated, its
cutting power increases. A suggest.
ed explanation is that the extreme
avldity OF Vanadium for oxygen causes
the reduction of every trace Of the
iron oxide that greatly weakens even
the best prepared steels.
Most marvellous of all rocking
stones is that of the island Of Cepba.
iouia, off the coast Of Greece. AL
great rock about a rod square, is IN
perpetual motion in the edge of the
sea, alternately touching the land andI
receding about twenty times a minute.
The regular beats Of this rock are nm
aHected by Gains or by tempestuous
seas that break completely over it.
The weight of Ten persons did not
perceptbly change its rate, and when
an English captain attempted to drag
1t away the oscillations snapped his
chains.
In the new fire alarm system of
Emile Guarini, Of Brussels, automatic
signals are given by wireless telegra-
ply. The rise Of the mercury in a
thermometer acts upon a relay ana
10 motion a wheel, which makes
anu breaks the electric circuit by a
series Of contacts. Impulses are TINS
sent through an induction coil and the I
usual transmitting apparatus. The re- I
at the engine house includes air s
and earth contractors, coherer, bat I
terry and morse instrument. The same
receiver can serve many transmitters. t
and, as the contracts on the wheel can c
De varied, the exact location of the q
IRE can be indicated. I
Cannon and other explosive dis.
charges appear to have a hitherto over
ooked projectile, which has been i,
pointed out by B%erthelot, the dlstin- :
snished French chemist. In addition =.
o the well known smoke-rings, dense :,
cohesive masses Of gas are thrown =,
'ut, aud this gaseous projectile bursts =
ike a shell on meeting the necessary =
resistance, Some Of the phenomena Z
# Mount Pelee and even of the tunnel
disaster IN Paris may be explained in
his way. Burning clouds a~sphyxiat. Il
ID all living creatures on their route d
While persons not exactly on the line y"
escaped, and the gas bomb from the :.
unnel passed harmless over many peo. y
lie TO suffocate others 800 yards away
rom the actual fire. '
The study of "yoice figuresn has
'een for years the novel hobby of Mrs.
Watts Hughes, who has entertained =,
4oudoners with the curious results.
singing into an "~eidophone, "a sim. :,
lie instrument consisting of tube, re- !.
and flexible membrane leach
.ote sets up vibrations that cause tiny
lycopodium and other dust, and
ven ''color paste, . to dance into def.
and constant patterns. The "
hapes include snakes, spirals, stars flo
nd wheels. On one occasion a beau al
daisy appeared, and she stroye ut
weeks to learn its secret, at last W
ndipg the precise infection of the par
cular note that yields it, so that she n
as since produced at will daisies Of ~
.-a