Earth Quote by Bill Nye

Give consideration to the fact that alien astronomers could have scrutinized Earth for more than 4 billion years without detecting any radio signals, despite…

— Seth Shostak

Our galaxy is 10 billion years old. The Earth is only 4.5 billion years old. We are a firefly flicker in the great astrobiology…

— Geoffrey Marcy

The universe is simmering down, like a giant stew left to cook for four billion years. Sooner or later we won’t be able to…

— Arthur Bloch

“nearly fourteen billion years ago, all the space and all the matter and all the energy of the known universe was contained in a…

— Neil deGrasse Tyson

The observations that have developed over the years have given us perspective about where we fit in. We are newcomers, really recent arrivals on…

— Sylvia Earle

“We are so used to the notion of our own inevitability as life’s dominant species that it is hard to grasp that we are…

— Bill Bryson

There is much that science doesn't understand, many mysteries still to be resolved. In a Universe tens of billions of light-years across and some…

— Carl Sagan

“The Earth is 4.54 billion years old. A span of time that big is too mind-boggling to comprehend, so let’s collapse the planet’s entire…

— Ed Yong

“In God's scheme what is a few billion years here and there. Perhaps there have come and gone a dozen human civilizations in the…

— Leon Uris

“Those are some of the things that molecules do, given four billion years of evolution”

— Carl Sagan

“fossils show that life started on earth around 3.5 billion years ago, relatively soon after the earth itself formed, and almost immediately after the…

— Anonymous

The world isn't fast-paced, it's frenetic. People have to be managers of themselves. Time has been managing itself for 15 billion years; we have…

— Tony Buzan