Astronomers Investigate Dark Matter’s Missing Ingredient
Small-scale concentrations of dark matter produce lensing effects that are 10 times stronger than expected, a new study found.
Small-scale concentrations of dark matter produce lensing effects that are 10 times stronger than expected, a new study found.
Galaxy clusters Abell 399 (lower centre) and Abell 401 (top left). The galaxy pair is located ...
Two studies put Einstein's theory, the General Theory of Relativity to a test unlike any other before. The two teams ...