dark matter

This long-exposure photograph taken on August 12, 2013 shows the Milky Way in the clear night sky near Yangon. (Photo credit: Ye Aung Thu/AFP/Getty Images)

Study: Dark Matter Could Send Asteroids Crashing Into Earth

A new study suggests that dark matter could send asteroids crashing into Earth causing mass extinctions.

04/28/2014

File photo of an abandoned gold mine. (credit: JEROME VALLETTE/AFP/Getty Images)

Scientist: ‘Absolutely No Signal’ Of Dark Matter

Nearly a mile underground in an abandoned gold mine, one of the most important quests in physics has come up empty-handed in the search for the elusive substance known as dark matter, scientists announced Wednesday.

10/30/2013

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