The school-bus-sized observatory launched on April 24, 1990 and overcame early setbacks to become one of the most ...

Penn physicists were among more than 13,000 researchers from 70 countries who shared the Breakthrough Prize in Fundamental ...

The Hubble tension, a long-standing puzzle in cosmology, arises from conflicting measurements of the universe’s expansion ...

The strongest evidence yet that life may exist on a planet outside our solar system has been found by a team of astronomers led by the University of Cambridge.

A new University of Kansas survey of distant galaxies using the James Webb Space Telescope reveals never-before-seen star ...

Astronomers have made a detection suggesting biosignatures, or signs of biological activity, on an exoplanet located 124 ...

In simplest terms, the rate at which the universe expands on paper doesn’t match actual astronomical observations. That speed ...

Serving nine UC campuses and two national laboratories, Lick Observatory continues to be at the forefront of groundbreaking discoveries and innovation, training the next generation of astronomers and ...

This idea puts a morbid twist on quantum theory, suggesting that a copy of you may remain alive, no matter what.

Neutron star mergers are collisions between neutron stars, the collapsed cores of what were once massive supergiant stars.

Astronomers have spent decades trying to find Earth-like planets beyond our solar system. These worlds are small, cold, and ...

When AI takes over the practice of science we will likely find the results strange and incomprehensible. Should we worry?