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The universe might be shaped like a doughnut, not like a pancake, new research suggestsThe universe may be flat, but could still be shaped like a doughnut, weird patterns in leftover light from the Big Bang suggest.
astronomy -
'Perfect' 1st edition of Copernicus' controversial book on astronomy could fetch $2.5 millionThe rare manuscript is believed to be one of only 277 known copies of Copernicus' book worldwide.
astronomy -
New map of the universe's matter reveals a possible hole in our understanding of the cosmosThe cosmic web is a gigantic network of crisscrossing celestial superhighways that connects nearly everything in the universe.
physics-mathematics -
Only filmed interview with Georges Lemaître, 'father of the Big Bang,' rediscovered after 60 yearsThe only known filmed interview with physicist and Catholic priest Georges Lemaître, who originally proposed the Big Bang theory, has been found on a video that was lost nearly 60 years ago.
physics-mathematics -
How was the universe created?Short answer: We don't really know how the universe was created, though most astrophysicists believe it started with the Big Bang.
space -
New interactive map of the universe is a rainbow-colored slice of cosmic pieAstronomers have created a colorful interactive map of more than 200,000 galaxies and quasars spanning the lifespan of the cosmos.
space -
Something is wrong with Einstein's theory of gravityAlbert Einstein’s theory of general relativity has been remarkably successful in describing the gravity of stars and planets, but it doesn’t seem to apply perfectly on all scales.
cosmology -
How do we know the age of the universe?The universe is about 13.8 billion years old, but how do we know that?
space -
What's the oldest star in the universe? What about the youngest?Do astronomers know which star is the oldest and which is the youngest in the universe? How can they tell?
astronomy
