A peculiar pyramidal shape, devised by mathematicians, always comes to rest on its base, slowly and uncannily righting itself when placed on other sides. The object confirms John Conway's longstanding ...

A teenager held her phone steady enough to capture the final moments of George Perry Floyd’s life as he apparently suffocated under the weight of a Minneapolis police officer’s knee on his neck. The ...

TIOBE Index for January 2026: Top 10 Most Popular Programming Languages Your email has been sent January’s TIOBE Index begins the year with familiar names still setting the pace, but the underlying ...

Leaves – similar to yellow birch (B. alleghaniensis), but secondary veins may branch. Twigs – slender. Buds – ovoid with scales striated longitudinally. Fruits – nutlets borne in a papery sac ...