An avenging angel is a mystical protector, sent to defend and fight for you. They're often shrouded in mystery and ...

Boston University Astronomy Professor Gerald Hawkins has a bone to pick with historians who list the seven wonders of the ancient world. It is not that they have picked the wrong wonders, ...

For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...

ABC Education brings you high-quality educational content to use at home and in the classroom. All our resources are free and mapped to the Australian Curriculum More from ABC We acknowledge ...

How many coins can touch one coin, or how many basketballs can "kiss" one basketball at the same time? This seemingly playful question lies at the heart of the famous kissing number problem, a ...

As artificial intelligence (AI) takes on increasingly critical roles—from managing power grids to piloting autonomous vehicles—making sure these systems are safe has never been more important. But how ...