Conventionally, the moon is thought to have formed during one big impact, but a three-impact model might make more sense ...

Today the deserts of the Arabian peninsula are inhospitable - but 100,000 years ago the area was full of animals and ancient ...

The famous double-slit experiment brings into question the very nature of matter. Its cousin, the quantum eraser experiment, ...

Two clashing ideas about disorder inside black holes now point to the same strange conclusions, and it could reshape the ...