universe
Tag archives for universe
What Happened Before The Big Bang?
Posted by Ethan on October 15, 2012 
“The aim of science is not to open the door to infinite wisdom, but to set a limit to infinite error.” -Bertolt Brecht One of the most frequent questions I get about the Universe — as a cosmologist — isn’t quite about the Big Bang in and of itself. The Big Bang is a remarkable…
Weekend Diversion: Celebrate the Universe ― and Carl Sagan ― with me!
Posted by Ethan on October 14, 2012 
“History is full of people who out of fear, or ignorance, or lust for power has destroyed knowledge of immeasurable value which truly belongs to us all. We must not let it happen again.” -Carl Sagan From the streets and people of our hometown to the nations, planets, stars and galaxies (and beyond) of our…
The Deepest View of the Universe. EVER.
Posted by Ethan on September 28, 2012 
“It is by going down into the abyss that we recover the treasures of life. Where you stumble, there lies your treasure.” -Joseph Campbell One of the bravest things that was ever done with the Hubble Space Telescope was to find a patch of sky with absolutely nothing in it — no bright stars, no…
It’s never too late… to discover science!
Posted by Ethan on September 14, 2012 
“I am always ready to learn, although I do not always like to be taught.” -Winston Churchill My very first time leading a classroom – on my own — was back in June of 2000. I was 21 years old, fresh out of college, and was teaching science in a middle school classroom. And I…
If it comes back to you, it’s yours!
Posted by Ethan on September 10, 2012 
“Not even light can escape such hollowing, this huge mass in a small space. Even the Milky Way with its open arms is said to have a black hole at its heart.” -Susan B.A. Somers-Willett Our Milky Way is home to us all. With its hundreds of billions of stars, massive spiral arms, dust lanes,…
Where will we all be in 100 billion years?
Posted by Ethan on August 23, 2012 
“It is always wise to look ahead, but difficult to look further than you can see.” -Winston Churchill We’ve come a long way in this Universe. Over the past 13.7 billion years, we’ve formed the light elements out of a sea of protons and neutrons, cooled and expanded to form neutral atoms for the first…
What does the Universe look like beyond our Galaxy?
Posted by Ethan on August 9, 2012 
“Who are we? We find that we live on an insignificant planet of a humdrum star lost in a galaxy tucked away in some forgotten corner of a universe in which there are far more galaxies than people.” -Carl Sagan Our night sky, quite literally, is our window to the Universe. Well, it’s kind of a…
Another Trip Around the Sun
Posted by Ethan on August 3, 2012 
“How old would you be if you didn’t know how old you are?” -Satchel Paige Today marks another year and another trip around the Sun for me. For you, and me, and everything on Earth that makes it through another year on this world, there’s a whole lot we get to experience. Some things are…
Empty space has more energy than everything in the Universe, combined
Posted by Ethan on July 26, 2012 
“Nothing exists except atoms and empty space; everything else is just opinion.” -Democritus of Abdera When you take a look out at the Universe, past the objects in our own solar system, beyond the stars, dust and nebulae within our own galaxy, and out into the void of intergalactic space, what is it that you see? What…
How Big is the Entire Universe?
Posted by Ethan on July 18, 2012 
“The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.” -Stephen Hawking The Universe is a vast, seemingly unending marvel of existence. Over the past century, we’ve learned that the Universe stretches out beyond the billions of stars in our Milky Way, out across billions of light years, containing close to…
