Astronomers propose that an ultra-dense clump of exotic dark matter could be masquerading as the powerful object thought to anchor our galaxy, explaining both the blistering speeds of stars near the ...

"It highlights gravity's possible hidden complexity and invites a reevaluation of where dark matter effects originate." ...

Dive into rotational dynamics with **“Physics Tutorial: Moment Of Inertia Of A Ring About An Axis.”** This video breaks down the concept of moment of inertia for a ring, explaining how mass ...

An algorithm that efficiently determines directional information from histogram data can be applied to neutrinos and other ...

Our Milky Way galaxy may not have a supermassive black hole at its center but rather an enormous clump of mysterious dark ...

The mystery of dark matter—unseen, pervasive, and essential in standard cosmology—has loomed over physics for decades. In new ...

Watching, modeling and even playing winter sports help students internalize physics concepts, including acceleration, ...

Astronomers once believed galaxies spun like giant wheels, but new measurements revealed something strange. Stars far from the center move too fast, defying expectations. The discovery forced ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. Two athletes square off for an intense dance battle. The DJ starts spinning ...

Earth moves around the sun at 67,000 mph and makes a full rotation once every 24 hours. So why can't we feel the Earth's rotation? When you purchase through links on our site, we may earn an affiliate ...