BBC Science Focus

December 2025 |

DISCOVERIES This month’s biggest news, including: Astronomers discover hidden ‘moon’ shadowing Earth; There’s a ‘critical’ design flaw in women’s running shoes, warn scientists; Orcas have devised a disturbing way to kill great white sharks; New DNA evidence reveals how Napoleon’s army was actually defeated;And more… EYE OPENERS The most striking science photography from around the world this month MISSING: THE FIRST STARS Finding the first stars to exist after the Big Bang could solve a lot of the biggest questions we have about the Universe. The problem is, they’re missing ALL EYES ON YOU Scientists are finding that social anxiety is more rooted in our biology than previously thought BETTER LIVING THROUGH SCIENCE Experts are keen to find patterns among ‘superagers’ that could clue us in to the secret of eternal memory. While there are many genetic and lifestyle factors to consider, one common trait among superagers is beginning to stand out,and it’s something we can all practice over the festive season.