Physicists know that something unseen is sculpting the cosmos, outweighing ordinary matter by roughly a factor of five, yet every detector built so far has come up empty. One of the most audacious ...

So theory crafting as per Einstein imagining what it's like riding on a beam of light. If space-time expands in 5 dimensions, then the light speed barrier becomes emergent. Ie Space expands (in a 5th ...

Dark matter could be the result of fermions pushed into a warped fifth dimension. This theory builds on an idea first stated in 1999, but is unique in its findings. Dark matter makes up 75 percent of ...