We, human beings have looked up at the sky for hundreds of thousands of years in wonder. In the last few hundred years, ” Why isn’t there any life on other planets?” , ”Since the universe is billions of years old, there must be many advanced civilization, why haven’t we found any evidence of them?”,ContinueContinue reading “Why isn’t there any aliens in the universe?”
Tag Archives: astronomy
This is how we can see the see the Past
We all know what history is. It’s the study of past but we only know it through text, archaeology and evidences. What if there is a way to see the past like a movie or a video-the exact happenings? Light travels at a speed of about 3*10^8 m/sec or 300,000 km/sec. Incredibly fast, isn’t it?ContinueContinue reading “This is how we can see the see the Past”