Discuss “Experiment of the Week: Dark matter brought to new light by Cambridge scientists”

Scientists have been plagued with the problem of proving the facts that explain theory for many centuries. Until recently, one of the key issues in astronomy, the existence of dark matter, has been greatly debated. This great debate has been due to a lack of evidence supporting dark matter theory.

Dark matter, as implied by the name, refers to particles of unknown composition that can’t be visibly seen or analytically detected due to their lack of electromagnetic radiation emission or light reflection. Then why, one might ask, is there reason to believe this dark matter really exists? The answer is simple — although dark matter cannot be detected directly, its presence can be deduced from the otherwise unexplainable gravitational effects...