Science

Spain battles climate change on several fronts as wildfires burn 300,000 hectares, drought grips Catalonia and floods kill 237 in Valencia.

Roman Telescope's first test image shows hundreds of stars as neon-green rings. NASA says all systems are working as they should.

Mathematicians proved the graph sandwich conjecture, connecting random regular graphs with binomial graphs and unlocking free properties.

New cat species identified in Bolivia: researchers name Leopardus tilcayo, a wild feline smaller than the average domestic cat.

Garbage trucks in four states now carry AI cameras from City Detect, flagging yard mess and assigning Blight Scores that can lead to fines.

Jim Al-Khalili's new book On Time explores eternal inflation, cyclic cosmology and mirror universe theories of what came before the Big Bang.

Black hole stars may explain Webb's little red dots. Astronomers debate whether these tiny red objects are black holes or a new kind of object.

Traffic noise may silence the morning songs of white-handed gibbons in Malaysia, a study finds, with highway groups calling far less often.

How to find the best new tech on crowdfunding websites: browse Kickstarter and Indiegogo, vet project listings, and back gadgets with care.

Why do cats lick each other? Scientists study allogrooming to explain social bonding, hygiene and appeasement in cats.

Fossil shells flip spirals globally every few millennia, a new study of foraminifera chirality hypothesizes a cryptic species sweep, not temperature.

Analysis of two skeletons from Sulawesi reveals tooth wear and arecoline traces, possibly the earliest known evidence of human drug taking by Indonesian foragers.