Astrophysicist Neil deGrasse Tyson joins Natasha Verma to unlock big cosmic questions with wit and clarity: Have aliens ...

When discussing the scale of the universe, we’re immediately faced with an intriguing question: are we tiny beings, or is the ...

Most explanations rely on "dark energy" to explain the Universe's accelerating expansion rate, but a new study takes a different path.

For perspective, the universe is only 13.8 billion years old. Space is all about large distances and objects. Earth is big to us, about 24,901 miles ... Even in our own solar system, we are easily ...

A natural satellite is simply a celestial object that orbits a planet or a smaller body. Unlike the ones we build and send up ...

Scientists have released a new study on the arXiv preprint server that catalogs the universe by mapping huge clusters of ...

All of these processes result from plate tectonics, the movement of enormous chunks of Earth's crust. This movement may be why life exists here. Earth is the only known planet with plate ... promising ...

This is what’s known as the "Purple Earth Hypothesis", an idea first proposed by Professor Shiladitya DasSarma, molecular ...

When Earth is opposite Mars from the sun, it will appear full because you’re looking directly on the daylit side. But ...