Category news

What fossilized dino feces can tell us about their rise to dominance

Paleontologists have long puzzled over how the dinosaurs—originally relatively small and of minor importance to the broader ecosystem—evolved to become the dominant species some 30 million years later. Fossilized feces and vomit from dinosaurs might hold important clues to how…

FCC approves Starlink plan for cellular phone service, with some limits

Starlink yesterday obtained federal approval to provide service to cell phones, with some limits. The Federal Communications Commission issued an order that partially grants SpaceX’s application while imposing conditions and deferring a decision on some aspects of the application. Starlink…

Getting a drone to fly like a pigeon

Most airplanes in the world have vertical tails or rudders to prevent Dutch roll instabilities, a combination of yawing and sideways motions with rolling that looks a bit like the movements of a skater. Unfortunately, a vertical tail adds weight…