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Trending science news

News stories published during the past 30 days, ranked by reader discussion and then publication time. Trending describes attention—not scientific strength, certainty or importance.

White dwarf colours: most look white, a few would glow green or pink

Nearby white dwarfs look white on average, Warwick astronomers calculate, but about 1 in 30 would look yellow or pink, and one known star would look green.

Niobium–titanium alloys stay tough at 20 K (−253 °C) in lab tests

Two niobium–titanium alloys showed no ductile-to-brittle transition at 20 K (−253 °C) in Nature lab tests. How twins make new defects, and what's unproven.

Octopus and squid DNA forms flexible loops linked to brain development

A Nature Communications study maps how DNA folds in squid, cuttlefish and octopus: stable domains, shifting loops, and one switch deletion that shrank brains.