Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Spacetime isn’t something that exists; it’s a model for describing how events happen. Treating events as objects creates ...

An interstellar object called 3I/ATLAS has just passed our sun. Despite online rumours that it’s an alien spaceship, experts say it’s definitely a comet.

Rents climb, bills bite, and space runs short. A prefabricated fix now promises a real roof, fast, and for far less. Amazon’s ...

Chinese scientists have recently made an astonishing discovery in researching lunar soil samples, which were brought back by the Chang'e-6 mission. The study found evidence of uncommon CI chondrites, ...

Last month, Google quietly killed off Google Sky Maps. But there’s still another way to virtually explore most of the solar system a la Google Maps: it’s called Google Maps in Space. Google Maps in ...

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...

Select an option below to continue reading this premium story. Already a Honolulu Star-Advertiser subscriber? Log in now to continue reading. “Despite positive actions and prompt attention from the ...

Called 3I/ATLAS, the object is only the third of its kind known to astronomers, and it’s likely been heading our way for billions of years, carrying pristine material from another star system Jay ...

NASA's Psyche orbiter looked back and snapped a photo of Earth with the moon on its way to the asteroid Psyche in 2029. Credit: NASA / JPL-Caltech / ASU illustration As a NASA spacecraft whizzed away ...

BROOMFIELD, Colo., August 11, 2025 – MMA Space has developed a low-cost solar array capable of generating tens of kilowatts that can be manufactured in a fraction of the time of conventional solar ...