All scientific theories, at some level, are wrong. That’s why consensus is so vital. There are two important and common words that, when used scientifically, have a very different meaning than […]
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If we want our conclusions to be meaningful, our data had better be robust. When it comes to the Universe, there’s a whole lot that doesn’t add up. All the matter […]
Demanding appropriate levels of skepticism and scrutiny isn’t cruelty, but rather demonstrates scientific integrity and intellectual honesty. Every few months, a novel headline will fly across the world, claiming to […]
And what might we learn as we collect new, never-before-seen data? If you took one of history’s top scientists from 100 years ago and dropped them into today’s world, what […]
The theoretical reasons to expect it are compelling, but the technology required to detect it is unfathomable. All throughout our galaxy, millions of black holes of a variety of masses […]
We see matter, but not antimatter, in our Universe. Could black holes be the answer? One of the greatest cosmic puzzles in our entire Universe is why there’s so much more […]
BICEP2 scientist Brian Keating’s new book is honest and insightful, but just as notable for what it fails to recognize. Imagine what it’s like to be a scientist working on […]
Holes, lines, or even walls in space aren’t just fiction; they could actually exist! “Weakness of character is the only defect which cannot be amended.” –Francois de La Rochefoucauld The biggest lesson […]
A live-blog event happened a week ago, but you can catch the entire thing anew here, right now! “We have never observed infinity in nature. Whenever you have infinities in […]
Einstein’s first great revolution happened way back in 1905. It still puzzles many amateurs and professionals alike even today. “Each ray of light moves in the coordinate system ‘at rest’ with […]
They’re judged to be “standard candles” and the greatest cosmic distance indicators. What if they’re not so standard? “It’s everywhere, really. It’s between the galaxies. It is in this room. […]
A live-blog event of a fabulous public lecture given by Katie Freese on the unseen components in our Universe. “If you take everything we know… it only adds up to […]
And what it means if we don’t see gravitational waves from inflation in the next 5–10 years. “The paradigm of physics — with its interplay of data, theory and prediction — is the most powerful […]
We know that Einstein’s general relativity is superior to Newton’s gravity, but where did Newton go wrong? “To me there has never been a higher source of earthly honor or […]
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.” […]
If our “standard candles” aren’t so standard, is dark energy still real? “Some say the world will end in fire,Some say in ice.From what I’ve tasted of desireI hold with […]
When we look across the Universe, we find that things used to be closer together in the past. So how large do things appear when they’re very far away? “Life is […]
No snark, no sarcasm, no judgement, just the genuine, honest answers to 22 creationist messages. “In science it often happens that scientists say, ‘You know that’s a really good argument; […]
When all the galaxies, stars, gas, dust, dark matter and all the other forms of matter and radiation are summed together, its energy still pales in comparison to dark energy. […]
Americans have always disagreed, about a lot. Somehow though, we’ve managed to get along with each other while we do. Why, then, has disagreeing become so nasty, so fierce, […]
Should NCAA academic eligibility determine whether an athlete qualifies to play for a team in the only amateur sport program that develops professional basketball and football players?