Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of what the universe looked like in the moments before it rapidly changed ...

Cosmic strings and Einstein’s relativity raise the theoretical possibility of time travel within modern physics.

A decades-old idea is quietly regaining attention in theoretical physics: ancient structures embedded in the universe’s ...

One of the most striking outcomes of the surface-minimization framework is its ability to explain structural features that ...

How Pavani Nagpal and Karan Chhabra’s parallel lives, chance meeting and artistic wedding came together in a story of serendipity ...

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Friedmann accepted this new term but pointed out a radical alternative: the universe did not have to be frozen. He argued that Einstein’s static universe was merely a special case and that the cosmos ...

JWST has created a map of dark matter that is twice as good as anything we have had before, and it may help unravel some of the deepest mysteries of the universe ...

Systems aren’t truly random—outcomes are shaped by structure, constraints, and time, just like reliability performance in ...

Add Yahoo as a preferred source to see more of our stories on Google. When a group of scientists developing an engine for interstellar travel see their funding cut after a breakthrough leads to a ...

At the beginning of the year it's always a good idea to take a fresh look at your backyard to see what's working and what isn't. As part of this overview you might want to consider the most outdated ...