When you look up at the night sky, it appears unchanging. But if you look deep enough you will find that the sky is in fact ...
“For the last 20 years, people believed that the cosmological constant is positive, and the universe will expand forever,” says Tye, a professor emeritus at Cornell. A positive constant acts like a ...
NASA’s Nancy Grace Roman Space Telescope will conduct a wide-area survey to study dark matter, dark energy, and the expansion of the universe across 11 billion light-years.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results