Physicist Sean Carroll explains how physics, astronomy, philosophy, and classics all help us understand the expanding ...

The “horizon” he points to isn’t a doorway to the divine, other scientists say. Yet, modern physics has been trying to answer questions once left to religion.

“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 ...

They show up as a mathematical solution in general relativity, basically as a time-reversed version of a black hole. Some ...

Hubble constant. The Hubble constant is crucial in understanding the rate of expansion of the universe and, by extension, estimating the universe’s age. This collaborative effort unites various ...

The writers of Star Trek went above and beyond to make the universe as realistic as possible.

A physicist proposes that the universe might not be empty but act like a viscous fluid, resisting expansion. This bold idea ...

A dense network of sensors is looking for the fleeting footprints of neutrinos, the most mysterious in the pantheon of known particles.

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

Drawing together leading experts from across the field, an international collaboration of cosmologists has created a unified approach for measuring the value of the Hubble constant. Published in ...

Dan Trachtenberg's third Predator movie is the most substantial evolution of the sci-fi franchise to date and boldly embraces ...

Curious minds wonder about the universe's stars. Scientists estimate trillions of galaxies, each with billions of stars, leading to a mind-boggling total of 10²² to 10²⁴ stars. This number, exceeding ...