Tag Archives: earth eclipse

The Earth Review, No. 5, October 1895   The so-called shadow is not always round, it was once noticed to be “ a dark isosceles triangular shape;” but a straight object would give a curved shadow upon a sphere as … Continue reading →

The Earth Review, No. 5, October 1895   The so-called shadow is not always round, it was once noticed to be “ a dark isosceles triangular shape;” but a straight object would give a curved shadow upon a sphere as … Continue reading →