A new study challenges the traditional interpretation of the cosmic microwave background, this fossil light from the Big Bang. Researchers from the universities of Bonn, Prague, and Nanjing propose a ...

"This shocking result means that we now need to revisit the very foundations of everything we know about cosmology," said the reseachers.

But when scientists peer very far back, they find conundrums. JWST observations of the distant past are at odds with ...

Multiple space agencies will send missions to the moon this decade and the next, with plans to establish infrastructure that ...

On what might have been the proudest day of Jack Burns’s long career in astronomy, he was sitting on a beach. Orbital ...

Researchers propose a new theory for the origin of dark matter, the invisible substance thought to give the universe its ...

Repulsive gravity at the quantum scale would have flattened out inhomogeneities in the early universe First light The cosmic microwave background, as imaged by the European Space Agency’s Planck ...

For the past decade, scientists have been trying to get to the bottom of what seemed like a major inconsistency in the ...

Dartmouth researchers propose a novel theory suggesting dark matter originated from high-energy, massless particles in the ...

This modern era of high precision stems in part from studies of the oldest light accessible to us—the cosmic microwave background (CMB). The CMB is the big bang’s afterglow from circa 380,000 ...