January 22, 2019

How to avoid the voltage?

1. Seek shelter! The safest place to be in a thunderstorm is inside. 2. While inside, don’t touch any water faucets or your landline phone (also […]
January 22, 2019

What is the big bang?

The big bang’’ is the name for the leading theory behind the birth of everything: atoms, light, gravity, gases, stars, planets, galaxies, and even time itself. […]
January 23, 2019

What evidence do astronomers have for the big bang?

Plenty. In fact, they see evidence everywhere they look in the universe. In 1924, astronomer Edwin Hubble noticed that galaxies outside the Milky Way – our […]
January 23, 2019

What existed before the big bang?

The short answer: nothing, nada, zip. But scientists still wonder if something existed before all the nothing. One theory: Our universe is caught in an endless […]