Back to Article List Chandra solves lunar X-ray puzzle The Chandra X-ray Observatory's first look at our moon shows that peculiar x rays thought to be from the moon are actually from a closer source.

The difference between the two—a major puzzle for cosmologists—has become known as the "Hubble tension". A rotating universe, however, could resolve this discrepancy, a study has proposed.

The official website for NOVA. NOVA is the most-watched prime time science series on American television, reaching an average of five million viewers weekly.

Artificial intelligence 'piecing together bits of the puzzle' of what unidentified flying objects are, says astronomy expert An astronomy professor has revealed that artificial intelligence could ...