There’s some amazing science happening at the South Pole, but some very grandiose claims being made. What’s actually going on? For some of us, the idea of parallel Universes spark our […]
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If you look everywhere between the numbers 1 and 2, you’ll never find 3. Let’s say you have an idea about how our physical reality might be different from how we […]
An Oxford scientist’s controversial theory rethinks dark matter and dark energy.
Happy birthday to Pluto, discovered on this day in 1930. Pluto, first discovered in 1930, was no more than a distant dot in our most powerful telescopes. Clyde Tombaugh’s original images […]
Nothing in the Universe can travel faster than the speed of light. So how does space itself do it? One of the fundamental rules we all learn in physics — set forth by […]
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 […]
We all have obstacles to overcome in pursuit of our goals. For Santa Claus, it’s clear that science is the key. Of all the challenges we face in our work, perhaps […]
Why did the dinosaurs go extinct? Because they didn’t have a space program.
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Physicists sure do give counterintuitive names to the things they find. Most of us are confounded by the idea of relativity when we first encounter it. Objects don’t just move through […]
Or, quite possibly, is it more complex than either one of those scenarios? If there’s one lesson that humanity should have learned from the 20th century, it’s this: the Universe […]
There are a lot of unsolved mysteries in the Universe, but dark energy is the most confusing. Here’s why. The majority of the energy in our Universe went completely undiscovered until […]
Finding the Higgs boson, gravitational waves, and imaging a black hole’s event horizon were huge. There’s even more to the story. From a scientific point of view, the 2010s have been […]
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 […]
Many of them are spinning at nearly the speed of light. When you do the math, there’s no other way it could have been. Take a look out there at the […]
The total solar eclipse of July 2, 2019, is the longest one we’ll have until 2027. And that’s not all. On July 2, 2019, the new Moon will pass between Earth […]
The risk of space debris collisions grows greater every year.
A new paper suggests a primordial black hole may be making things weird at the edge of our solar system.
Scientists speculate that if life were to have spontaneously developed on Earth, the first thing there would need to be are vesicles.
It’s one of cosmology’s biggest unsolved mysteries. The strongest argument against it may have just evaporated. The ultimate goal of cosmology contains the greatest ambition of any scientific field: to […]
Countless top-down reforms haven’t improved the U.S. education system; can community-based education make a difference?
Now that we’ve seen our first one, we want more, and we want them better. Here’s how to get there. To resolve any astronomical object, you must achieve resolutions superior to […]
It’s true that we have a thermodynamic arrow of time, and entropy always increases. But that can’t explain what we perceive. One of the enormous conceptual ideas that came along […]
We all share atoms with every person, living or dead, on Earth. There’s more in common among us than you might think. When you eat food, drink liquids, or even breathe […]
The hot Big Bang occurred 13.8 billion years ago, and there’s no other possible answer consistent with what we know today. Conceptually, it might seem like the simplest idea in existence […]
Here are 10 physics courses you can take now with some of the best experts in the world.
If an AT-AT walker (or something even larger) wanted to walk across a frozen lake, how thick would the ice have to be? Each winter, one of the most spectacular phenomena […]
This mystery comes in two varieties: repeating and non-repeating. Here’s what we know so far. Imagine that you were looking out at the distant Universe, watching the stars, galaxies, and the […]
Humpbacks swap songs at remote group of islands in the South Pacific.
Two space agencies plan missions to deflect an asteroid.