A Shocking Discovery Shows Dark Energy Is Weakening—and We Might Be Wrong About How the Universe Ends
Not everything we knew about the universe is wrong. But not not everything. The Dark Energy Spectroscopic Instrument (DESI) ...
Bridging the gap between the cosmic microwave background and the first galaxies
One of the Holy Grails in cosmology is a look back at the earliest epochs of cosmic history. Unfortunately, the universe's ...