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An underground dark-matter experiment may have stumbled on the ‘holy grail’: a new particle that could upend the laws of physics

Photo from Yahoo! News

Article by Morgan McFall-Johnsen, Business Insider via Yahoo! News

An underground vat of liquid xenon in Italy may have just detected a new particle, born in the heart of the sun.

If that’s indeed what happened, it could upend laws of physics that have held fast for roughly 50 years.

Researchers created the underground vat to search for dark matter, the elusive stuff that makes up 85% of all matter in the universe. Scientists know dark matter exists because they can measure the way its gravity affects faraway galaxies, but they’ve never detected it directly before.

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