The mirror. (Stillwater, Minn.) 1894-1925, 1896-09-03
Popular Science.

Quito, Ecuador, is the only city
in the world in which the sun rises
and sets at six o'clock the year
round. The reason of this is that
it is situated exactly on the equa-
tor
Hansen, the Norwegian ski run
ner, is going to the New Siberian
Islands to inspect the depots OF
provisions left there for Nansen
and to search for traces of the
expedition.
DIR. School, the German hydrog-
rapher, says that there are not
less than twenty thousand tons of
mineral matter per day added to
the store which the ocean already
holds in solution.
A French astronomer is Of the
opinion that the red glow of the
planet Mars is caused by crimson
vegetation. He thinks that the
grass and foliage there are red,
not green as they are on earth.
The air after a heavy snowfall
or shower is usually very clear. be-
cause the snow or rain in falling
brings down with it most of the
dust and impurities, and leaves
the atmosphere exceedingly clear.
The sea cucumber-one of the
curious jelly bodies that inhabit
the ocean-can practically efface
himself when in danger by squeez-
ing the water out of his body and
forcing himself into narrow
crack-so narrow as not to be WIS.,
ible to the naked eye. He can
throw out nearly the whole of his
inside, and yet live and grow it
again.
The day on the moon is fort
night in length. During that pc
riod the temperature on the illu-
minated side probably rises to 22O
degrees Farenheit. The night is
of course, of equal length, and dur
ing the period of darkness the
heat probably radiates so freely
that the temperature falls to 300
degrees below the zero of the Far
enheit scale.
I'm the light of modern inocu-
lation by the injection of blood
from the immune, it has been sug-
gested,' says the Medical News,
''that it may be possible to pro-
tect African explorers by blood
from the healthy natives. In the
case Of Stanley it is known that
he submitted to the TRANSMISSION of
native blood some fifty times in
the practice of the rite of blood
brotherhood, and it is not impos-
sible that to this was due his ex-
emption from the fatal fevers of
that climate.'
It has passed current that sea
air contains an appreciate guam
tity Of salt To test this M. Chalk
made series Of experiments. He
passed about thirty cubic feet of
air through a solution of silver nj
trate. In every case there was
not the least cloudiness of the So
luton, which proved that the air
contained no salt. The air con-
tains salt only when the wind car
ries salt spray. If we wish to ben
eft by the salt in the air, we must
go where the sea is sufficiently agi-
tated by the wind to continually
hold sea water in suspension.
Aconcagua, the highest peak on
the Western hemisphere, is to be
attempted again this fall by MI.
E. A. Fitzgerald, who explored
the New Zealand Alps. If he sue
ceeds in getting to the top, which
is 23,2O0 feet above the sea level,
he will beat the highest mountain
climbing record, Sir w. M. Con-
ways $4,000 feet ascent of Pioneer
Peak in the Himalayas. DR.. Guss-
feldt has tried Aconcagua, but got
into trouble with his guides and
had to turn back two thousand
feet from the summit. Mr.. Fitz-
gerald will have in his party the
Swiss Guide Zurbri ggen, who &C
companied him in New Zealand
and was with Conway in the Him.
alayas