An extremely bold hypothesis proposes transient temporal singularities remove the need for dark matter and dark energy.

Dark matter is hypothesized to outweigh "ordinary matter" in the universe by a factor of five. That means all the stuff we ...

"The new model can account for both structure formation and stability, and the key observational properties of the expansion ...

A new idea about cosmic expansion has emerged that might remove the need for dark matter and dark energy altogether.

For decades, scientists have known that ordinary matter — everything made of atoms — accounts for just 15% of the universe’s ...

It is undeniable that zero gravity space travel takes its toll on the human body. It reminds us that we are embodied beings ...

"I still think we're a little bit far away from the time when we see an all-female crew launching perhaps to the International Space Station ... "I just hope that these types of experiences ...

Bright idea: Wolfgang Ketterle (in his M.I.T lab) hopes to discover new forms of matter by studying ultracold ... Not even in deepest outer space, which has an estimated background temperature ...

For the first time since Russian cosmonaut Valentina Tereshkova's solo flight in 1963, a spacecraft will embark on a mission with only women aboard. Blue Origin's all-female space flight crew ...

In a stunning find, astronomers using the James Webb Space Telescope (JWST) have discovered a spiral galaxy so eerily similar ...