Cosmological constant explained illustrated with Albert Einstein, the Greek letter Λ (Lambda), an expanding universe filled with galaxies, curved spacetime, and cosmic energy, representing Einstein's cosmological constant and its role in the expansion of the universe on a vibrant orange background.
Discoveries & Inventions

Cosmological Constant: How Einstein Added & Removed the Universe’s Biggest Mystery

Few scientific stories carry as much irony as the tale of the cosmological constant explained through Einstein’s own shifting judgment. […]