Astronomers have discovered a clump of 73 quasars spanning four billion light years at its widest point -- that's like 40,000 Milky Way galaxies lined end-to-end.
Understanding the genetic drivers of cancer may revolutionize treatment options in the future.
Routine pap tests may be capable of spotting signs of ovarian and uterine cancers.
Scientists have cooled potassium gas to one billionth of a degree below absolute zero. But in the quantum world, that's actually "hotter" than the sun. How is that possible?