When very massive stars reach the ends of their lives, they explode as supernovae, scattering elements like carbon and iron…
Scientists have reported a major experimental advance in understanding how some of the rarest elements in the universe are formed.…
Nearly a century ago, astronomer Edwin Hubble discovered that almost all galaxies are receding from the Milky Way. This observation…
Why the universe is expanding faster and faster remains one of the biggest open questions in physics. Current theories cannot…
Cosmologists are grappling with a major unresolved puzzle: they do not all agree on how fast the universe is expanding,…
Does dark matter behave according to the same physical rules that apply to ordinary matter? This question remains one of…
While it may appear unassuming at first glance, just another spiral galaxy among thousands in the Universe, this subject of…
A Rutgers-led team of scientists has uncovered evidence of how galaxies expand by tracing the invisible scaffolding of the universe…
In 2009, NASA's Chandra X-ray Observatory released a captivating image: a pulsar and its surrounding nebula that is shaped like…
Astronomers have at last found the universe's missing ordinary matter, the particles that formed in the first few minutes after…