Browsing Tag
spectroscopy
5 posts
JWST confirms most distant black hole from early universe
Using the James Webb Space Telescope, astronomers have confirmed the most distant black hole ever found, a behemoth that challenges our understanding of how cosmic giants form so early in the universe's history.
Sculptor galaxy image provides brilliant details that will help astronomers study how stars form
This image of the Sculptor galaxy will give astronomers detailed information on a variety of stars, nebulae and…
‘Extraordinary claims require extraordinary evidence’ − an astronomer explains how much evidence scientists need to claim discoveries like extraterrestrial life
The universe is filled with countless galaxies, stars and planets. Astronomers may find life one day, but they…
Astronomers can’t agree on how fast the universe is expanding. New approaches are aiming to break the impasse
ESA/Hubble & Nasa, F. Pacaud, D. Coe Alex Hall, The University of Edinburgh It is almost 100 years…
Our laser technique can tell apart elephant and mammoth ivory – here’s how it may disrupt the ivory trade
Johann Mader/Shutterstock Rebecca Shepherd, University of Bristol In recent years, the global trade in elephant ivory has faced…