Universe 5%

“It is just embarrassing to live in a Universe where you only know 5% of it.”

Cosmologist Ofer Lahav welcomes the first observations by the Dark Energy Spectroscopic Instrument (DESI). The telescope will conduct the largest spectroscopic survey of galaxies ever to try to uncover the nature of dark energy. (BBC)
Read more: Dark-energy mapper will reconstruct 11 billion years of cosmic history (Nature, from August)