Digitally delicate prime numbers become composite with this one weird trick. Math researchers proved these primes exist using the bucket proof method. There are no known examples so far, but ...

Mathematicians have revealed a new category of “digitally delicate” prime numbers. These infinitely long primes turn back to composites faster than Cinderella at midnight with a change of any ...

From Retraction Watch (Pascual Chiago); you can see the published paper here (perma.cc version in case the original gets taken down). An excerpt: Accepting the challenge, I decided to submit a ...

Jenna Coleman, Katherine Kelly, Laura Haddock, Jing Lusi, Joe Wilkinson and Richard Rankin have also joined the cast. By Lily Ford Luke Thompson Is, Admittedly, a Little Relieved to Be Winding Down ...

EXCLUSIVE: Steven Moffat has found his Prime Minister. Black Mirror and Trying star Rafe Spall has taken on the coveted role in Channel 4’s upcoming Number 10 about the UK’s most famous residency, 10 ...

The 2025 Python Challenge removed a record 294 invasive Burmese pythons from Florida ecosystems. The winner, Taylor Stanberry, removed 60 Burmese pythons and took home a $10,000 prize. The 10-day ...

Ken Ono, a top mathematician and advisor at the University of Virginia, has helped uncover a striking new way to find prime numbers—those puzzling building blocks of arithmetic that have kept ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Jeremiah Bartz owns shares in Nvidia. A shard of smooth bone etched with irregular marks dating back 20,000 years puzzled archaeologists until they noticed something unique – the etchings, lines like ...