Could time itself actually explain our universe's expansion? Our current cosmological model—known as lambda cold dark matter, ...

By looking at light from distant exploding stars called supernovas, in 1998 astronomers discovered the universe isn't just ...

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"Dark energy is a misidentification of variations in the kinetic energy of expansion, which is not uniform in a Universe as ...

For decades, the enigmatic concept of dark energy has been central to cosmology, serving as an explanation for the ...

Scientists are challenging the existence of dark energy with a new model called "timescape," which suggests the Universe's ...

Learn how the existence of dark energy is being challenged due to new evidence that the expanding universe is actually "lumpy ...

Scientists challenge the existence of dark energy. They suggest the universe's accelerating expansion is due to uneven ...

This late-time acceleration was discovered in 1998 by two teams of astronomers making distance measurements using supernovas ...

The discovery rocked cosmology. It implied that the universe would probably experience a long cold death as its components raced inexorably away from each other. It also raised the question of what ...

A controversial new model is presenting challenges to the long-theorized existence of mysterious dark energy throughout our ...

According to present observations of structures larger than galaxies, as well as Big Bang cosmology, dark matter and dark energy account for the vast majority of the mass in the observable universe.