A new underground facility called DUNE, which will accelerate particles for 800 miles between Illinois and South Dakota, ...

Is the universe flat and infinite, or something more complex? We can’t say for sure, but a new search strategy is mapping out ...

String theorists are betting that extra dimensions do indeed exist; in fact, the equations that describe superstring theory require a universe with no fewer than 10 dimensions. But even physicists ...

Around 13.7 billion years ago ... You may like 'Cosmic inflation:' did the early cosmos balloon in size? A mirror universe going backwards in time may be a simpler explanation 8 of the greatest ...

an absolutely unknown form of energy seemingly pushing everything away from everything else and growing as the dimensions of the universe grow. Some imagined a kind of anti-gravity, an extremely ...

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 ...

This is called the “heat death” of the Universe, but you can think of it instead as the death of heat. There will be no more differences in temperature anywhere, which means thermodynamics shuts down, ...