Asteroids are some of the oldest objects in the solar system: leftovers from the chaotic time when planets were assembling ...

A sudden, mysterious burst of bright light in the sky could be from a black hole devouring a vast, unusually bare star. In 2018, astronomers spotted a new kind of cosmic explosion that became brighter ...

Affordable spectrometers are opening new possibilities for hobbyists and educators. Explore the insights behind how these low cost devices analyze light and why they are surprisingly capable ...

A research team at Chalmers University of Technology, Sweden, has developed new laser technology that could lead to tiny, cost-effective biosensors. The sensors integrate lasers and optics together on ...