Browsing Tag
spectroscopy
3 posts
‘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…