Ethan Siegel
A theoretical astrophysicist and science writer, host of popular podcast "Starts with a Bang!"
Ethan Siegel is a Ph.D. astrophysicist and author of "Starts with a Bang!" He is a science communicator, who professes physics and astronomy at various colleges. He has won numerous awards for science writing since 2008 for his blog, including the award for best science blog by the Institute of Physics. His two books "Treknology: The Science of Star Trek from Tricorders to Warp Drive" and "Beyond the Galaxy: How humanity looked beyond our Milky Way and discovered the entire Universe" are available for purchase at Amazon. Follow him on Twitter @startswithabang.
How the discovery of the first Pentaquark is only the tip of the iceberg when it comes to new nuclear riches. “It was quite the most incredible event that has […]
Take a glimpse into the blackness of deep space, and here’s what you’ll find. “Deep into that darkness peering, long I stood there, wondering, fearing, doubting, dreaming dreams no mortal […]
Why look for rare, precious metals on Earth when you can find them here? “Well, this is a thing unheard of. An Elf would go underground, where a Dwarf dare […]
“What was scattered, gathers.What was gathered, blows away.” –Heraclitus When you think of our Solar System, you think of planets (and other object) orbiting our central star, with moons (or […]
At some point, a star’s core runs out of fuel. Then what? “Man loves company — even if it is only that of a small burning candle.”–Georg C. Lichtenberg You normally think […]
Now that New Horizons has flown by the Plutonian system, can it be considered a planet after all? “Words are the source of misunderstandings.” –Antoine de Saint-Exupéry Back in 1930, […]
A blue cosmic curtain can only mean one thing. “Life is a mirror and will reflect back to the thinker what he thinks into it.”-Ernest Holmes Image credit: ESO/Igor Chekalin, […]
The best-kept secret in music festivals and the six great new bands I found. “Life is a festival only to the wise.” –Ralph Waldo Emerson Every weekend, I try to […]
There are three things an idea must do to become a full-fledged scientific theory. How does the Multiverse stack up? “It’s hard to build models of inflation that don’t lead […]
If you see a picture of a planet, can you identify which of the eight it is? “Don’t go around saying the world owes you a living. The world owes […]
Saw “Solar System Questions” by xkcd? Here’s what science thinks it knows. “Put two ships in the open sea, without wind or tide, and, at last, they will come together. […]
Could everything we’ve put together about science turn out to be wrong? “Revolutions are something you see only in retrospect.” –Alan Greenspan We’re always on the lookout for the next […]
The anatomy and science of what’s required for such a spectacular show. “Celebrate the independence of your nation by blowing up a small part of it.” –Summer of 4 ft. […]
The first human colonies might not be on the surface of Mars, but amidst the clouds of Venus. “I remember as a kid having a balloon and accidentally letting the […]
Discovering the face of Earth’s sister planet, Venus, beneath its cloudy veil. “Now, Venus is an extremely hostile environment, and as such presents a lot of challenges for a science […]
From novice to mastery, one frame at a time. “Ever since I was a child I have had this instinctive urge for expansion and growth. To me, the function and […]
Is it possible that our problems indicate a flaw in the theory of gravity? “I soon became convinced… that all the theorizing would be empty brain exercise and therefore a […]
Add static electricity to the long list of things we thought we understood, but didn’t. “Electricity can be dangerous. My nephew tried to stick a penny into a plug. Whoever […]
We’ve only ever seen 2nd-generation stars and later. Until, just maybe, now. “For my part I know nothing with any certainty, but the sight of the stars makes me dream.” […]
Catch MIT scientist Sara Seager take you to the cutting edge and into the future, with a live blog (plus commentary) right here! “Hundreds or thousands of years from now, […]
Spiral galaxies have a skeleton-like structure that supports them. See the Milky Way’s first discovered bone! “The progress of science is strewn, like an ancient desert trail, with the bleached […]
A whole new Jurassic World, where Disney princesses meet velociraptors. “A princess is many things, and a raptor is one of them.” –Laura Cooper It’s important to take time every […]
If all the random motions of the molecules inside aligned, how far and fast would it go? “Millions saw the apple fall, but Newton was the one who asked why.”-Bernard […]
How, with a sunny solstice, you can figure out how much our planet is tilted! “Soon the earth will tilt on its axis and begin to dance to the reggae […]
A “speculative” theory no more; it’s had four of them confirmed. “Scientific ideas should be simple, explanatory, predictive. The inflationary multiverse as currently understood appears to have none of those […]
Where new stars and the matter they form from fight for dominance. “People get cranky when you burst their bubble. Over time, advances in astronomy have relentlessly reinforced the utter […]
With no tape, markers or adhesives, these accurately modeled animals are a true work of art. “Laughs don’t come in barrels. They come from inside you as your body’s response […]
If you took all the energy out of something, you’d reach absolute zero, the coldest temperature of all. But is there a highest temperature? “Nothing is lost… Everything is transformed.” […]
And does it have its own type of charge, like all the other forces? “Time is a sort of river of passing events, and strong is its current; no sooner […]
The Universe was 99.999999% Hydrogen and Helium after the Big Bang. Billions of years later, there’s a new contender in town. “When it comes to atoms, language can be used […]