Giving a name to something you don’t know is there is a risky business, people will believe it before it has been observed. Is this idea based on science or something else?
Entropictastic! “Dark energy could be merely mimicking the cosmological constant, a scalar field changing so slowly that we have not yet been able to detect it. Or (whisper it quietly) perhaps dark energy does not even exist.”
20 years after discovering that the universe is expanding with increasing speed, scientists still argue about whether dark energy explains it. Keith Cooper explores the debate
Giving a name to something you don’t know is there is a risky business, people will believe it before it has been observed. Is this idea based on science or something else?
Entropictastic! “Dark energy could be merely mimicking the cosmological constant, a scalar field changing so slowly that we have not yet been able to detect it. Or (whisper it quietly) perhaps dark energy does not even exist.”