Astronomers found an interstellar "tunnel" - a cosmic channel that connects our solar system to distant stars, according to a ...

Astrophysicists are mapping a vast, hidden structure in the gas around the Sun that behaves like a tunnel carved through interstellar space, potentially linking our solar system to distant stars.

If you connect your panels to the grid, you won't be responsible for producing all your own energy. That's not the case if you go off the grid. Going solar doesn't mean going off the grid -- unless ...