27Apr/100
What was the Big Bang?
The Big Bang Theory is the most widely accepted explanation for the origin and evolution of the Universe, though some scientists dispute it and many say it may never be proven.
27Apr/100
Explore the Science of Asteroids
How many planets orbit our Sun? If you said nine, you're shy by several thousand. Scientists consider asteroids to be minor planets - some are hundreds of miles wide (and seldom round).