"If you gaze for long into an abyss," declared German philosopher Friedrich Nietzsche in 1886, "the abyss gazes also into you." He could not have predicted, perhaps, how literally his words would be ...

Two of the world's most powerful space telescopes have spied a "spooky pair" of galaxies in deep space, staring out like a pair of "blood-soaked" eyes — and just in time for Halloween. This pair of ...

Physicist Helen Czerski explores the complex science behind familiar phenomena. Read more columns here. Halloween is approaching, and a whiff of ghoulish menace is squatting casually in the darkness ...