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Physical: Asia: The physics behind the 4-Ball Iron Drag tiebreaker that decided the champion

A detailed breakdown of the physics, mechanics, and teamwork that shaped the four-ball Iron Drag tiebreaker in the Physical: ...
Space.com on MSN

Dark matter obeys gravity after all — could that rule out a 5th fundamental force in the universe?

Scientists have discovered that dark matter, the universe's most mysterious "stuff," obeys gravity on vast cosmological scales. This could help to dismiss the possibility of a fifth fundamental force ...