An astrophysicist explains what wormholes are and how these theoretical space-time tunnels have popped up in the solutions to a set of decadesold equations.

Now physicists from the University of Washington are taking a big swing at answering that question. All matter exerts gravitational force. The more mass the object has, the greater the force. Yet, a ...

We could go out with a crunch, and not a bang. Contrary to popular belief, our universe may not be constantly expanding after all. A groundbreaking study by South Korean researchers suggests that dark ...

New data from major dark-energy observatories suggest the universe may not expand forever after all. A Cornell physicist calculates that the cosmos is heading toward a dramatic reversal: after ...

“For the last 20 years, people believed that the cosmological constant is positive, and the universe will expand forever,” says Tye, a professor emeritus at Cornell. A positive constant acts like a ...

Using the James Webb Space Telescope, astronomers have investigated 70 dusty galaxies at the very edge of the universe that ...

Hints of a mirror cosmos have a way of gripping the imagination, and recent chatter about “first proof” of a parallel universe has pushed that fascination back into the spotlight. Behind the viral ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

Space Science Week is the joint meeting of the Space Studies Board of the U.S. National Academies discipline committees in collaboration with the Aeronautics and Space Engineering Board and Board on ...

Space: the final frontier. These are the voyages of the starship "Parenthood." Its continuing mission: to explore strange new streaming services; to seek out cartoons about space; to boldly go where ...