--The solar cone--The sun not incandescent--New hypothesis--No
borrowed light--The sun dependent--Light as a substance--Velocity of
Light.

CHAPTER V.

SUN-HEAT, ITS SOURCE AND LIMITS . . . . . . . . . . . . . . . . . 35

Tendencies to unsettle in science--Present theories--True
source--Earth's part in the process--Sun's part--New philosophy--Old
phenomena and new interpretations--Aurorae--Well understood processes in
confirmation--The ordinary battery--The Great Sun Battery--Heat without
combustion--Inter-currents--Solution of the problem.

CHAPTER VI.

THE SEASONS . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Why their varying temperature?--A new philosophy.

CHAPTER VII.

GRAVITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Its essential nature and its source.

CHAPTER VIII.

THE ATMOSPHERE . . . . . . . . . . . . . . . . . . . . . . . . . . 52

A veritable ocean--How constituted--The vito-magnetic principle, its
extent and character--Its functions--The air not yet comprehended--Have
we been mistaken?--New light--Electrical induction--Its mode of action
and illustrations--The character and virtue of the vito-magnetic
element.

CHAPTER IX.

WINDS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

Entertained theories erroneous--Their true character--What gives rise to
the currents--Purely vito-magnetic phenomena--Philosophical
considerations drawn from observation--Whirlwinds, waterspouts, and
tornadoes--The Barbadoes--Manufactured wind--Wind within a wind--Winds
may not arise from presumed causes--A great cosmical system.

CHAPTER X.

SUN-SPOTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

Old theories--Degrees of spot-shadow overestimated--What spots
are not, and what they are--They are caused by magnetic
perturbations--Inconsistency of accepted theories--Figures that are
deceptive--Effects of these wonderful phenomena--Mistaken
conceptions--May not be tabulated--Unbiassed estimate of their character
and location.

CHAPTER XI.

SOUNDS, AND THEIR TRANSMISSION . . . . . . . . . . . . . . . . . . 77

Essential character and mode of progression--Waves have no act or part
in their conveyance.

CHAPTER XII.

SOME OF THE RESULTS OF THE FOREGOING THEORIES . . . . . . . . . . 79

Extent and character of their influence--Old channels obliterated, and
new ones developed--Sentiments changed--Nebu