The Big Bang is our accepted origin of the Universe. But is there another possibility? Since the mid-1960s and the discovery of the Cosmic Microwave Background, the Big Bang has […]
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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 […]
We might live in a quantum Universe, but we’ll violate the principle of relativity if space is discrete. If you try and divide matter into smaller and smaller chunks, you’ll […]
Our Universe is 13.8 billion years old, and our Sun formed about 2/3rds of the way through. Here’s what came before it. When it comes to the great cosmic question of […]
She’s not a scientist, an expert, or even an adult. But she’s got one good lesson to teach us all. Like most people on Earth, Greta Thunberg is not a climate […]
A recent study points to the possibility that just 70,000 years ago, a star passed through our Solar System. How often does this happen, and what are the consequences? We […]
Sure, we found the Higgs Boson at the LHC earlier this decade. But what else has, and more importantly, hasn’t turned up? It’s now just over five years since the two […]
In the aftermath of everything we’ve learned about what’s in the Universe, we can make much better estimates of how many alien civilizations are out there. In 1961, scientist Frank Drake […]
It isn’t just a theory; it’s the best way we have to make sense of everything that exists. “The physicist is like someone who’s watching people playing chess and, after watching […]
Now we know, on every scale. “There is no such thing as perpetual tranquillity of mind while we live here; because life itself is but motion, and can never be without […]
This isn’t an XZibit joke; it’s a real scientific question. And the answer may be that it’s possible after all. “People who work every day are kind of scared of things […]
It may be the only way to save the USA — and the world — from alternative facts. “If your experiment needs statistics, you ought to have done a better experiment.” –Ernest Rutherford There […]
We haven’t found the truly “first” ones yet, but we’re not just on our way; we’re almost there. “For the first time we can learn about individual stars from near the […]
There’s a big gap between Helium and Carbon. Come find out why! “And argon, krypton, neon, radon, xenon, zinc and rhodium,And chlorine, cobalt, carbon, copper, tungsten, tin and sodium.These are the […]
The 750 GeV particle that the LHC thought it saw? A sham. And we all should have known. “The first principle is that you must not fool yourself, and you are […]
Now that LIGO’s found two pairs of merging black holes, what does the future hold? “We shall not cease from exploration, and the end of all our exploring will be to […]
The answer is larger than you might think, and applies in some shocking ways! “The beauty of a living thing is not the atoms that go into it, but the way […]
A live blog event from Nobel Prizewinner Art McDonald. “It’s ironic: in order to observe the Sun, you need to go kilometers underground.” –Art McDonald In the 1960s, a huge […]
I scored an exclusive interview with Dave Reitze, the executive director of LIGO. Take a trip inside his Universe. “When I was in high school, I was certain that being […]
They don’t look like our other spherical maps we’re used to seeing. So what’s actually going on? “The bedrock nature of space and time and the unification of cosmos and quantum […]
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 […]
It’s said to be the majority of matter in the Universe, but how sure are we of that? “For the moment we might very well call them DUNNOS (for Dark Unknown […]
Science is the best tool we have for predicting the future. Here’s what the next year ought to bring. “For last year’s words belong to last year’s language And next year’s […]
Is there an alternate Universe with a different version of you, and all the outcomes you didn’t choose? “Go then, there are other worlds than these.” –Stephen King, The Dark […]
Last week’s $1.5 billion jackpot was a record that likely will be broken again and again. But when, if ever, should you play? “I’ve done the calculation and your chances of […]
Exclusion and a lack of diversity are the breeding grounds for harassment. “There is no kind of harassment that a man may not inflict on a woman with impunity in […]
Hawking’s greatest achievement is also the greatest source of misunderstanding. “Maybe that is our mistake: maybe there are no particle positions and velocities, but only waves. It is just that […]
An incredible live-blog of an incredible event. “It’s becoming clear that in a sense the cosmos provides the only laboratory where sufficiently extreme conditions are ever achieved to test new […]
How the biggest NASA mission of the decade will solve some of the Universe’s greatest mysteries. “Now the world has gone to bed,Darkness won’t engulf my head,I can see by […]
While a “counter-Earth” may be impossible, there are three other ways it could actually work out. “We are not like the social insects. They have only the one way of doing […]