We’re not made out of the densest elements, but we’re the densest planet nonetheless. Here’s why. Of all the planets, dwarf planets, moons, asteroids and more in the Solar System, only […]
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What will it take to conquer our immemorial space dream?
By delving into the mysteries of the Universe, colliders have entered the Zeitgeist and tapped the wonders and fears of our age.
Astronaut Garrett Reisman talks NASA, SpaceX, and where we’re headed next.
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The two planets most suited for habitability had very different fates. At last, scientists know why. Imagine the early days of our Solar System, going back billions of years. The Sun […]
Fauna and flora refuse to go quietly into the Anthropocene.
There are three factors all competing to determine the fate of the Earth, and the one that’s winning now won’t win in the end. If you could measure the average distance […]
The closest star to our own doesn’t just host one rocky planet, but a second, larger ‘super-Earth’ much farther out. Of all the stars in the Universe, the closest one to […]
A study found alarming changes in the bodies of astronauts aboard the International Space Station.
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 current focus on the Chinese and Jews is nothing new.
It’s an incredibly useful approximation. But the truth takes us far deeper. Anyone who’s ever taken a physics course has learned the same myth for centuries now: that any object thrown, […]
Reliability and innovation are the twin pillars of survival for any business. But it’s the rare company that’s willing and able to commit to rediscovering the leading edge on a […]
Elon Musk took issue with recent ideas for space exploration from Jeff Bezos.
Got $55 million lying around? If so, you might be able to score a spot aboard the International Space Station starting 2024.
How many potentially habitable planets are there? We sincerely don’t know. One of the most compelling scientific goals humanity has set for itself is to find extraterrestrial life: biological activity originating […]
You get out what you put in, and we haven’t truly invested in space since Apollo ended. Humanity should be an interplanetary civilization by now. There is no scientific reason that […]
It’s not a question of could they, but have they? Here’s how we’ll find out. It’s no secret that fragments of asteroids, comets, and other spaceborne objects have been found here […]
An algorithm produced every possible melody. Now its creators want to destroy songwriter copyrights.
A computer coder and a lawyer decide they have a right to speak for all the songwriters that ever lived, those who are alive today, and all those yet to be born.
The world isn’t ending! But we are likely at the beginning of a profound transformation.
While the world considers future trips to Mars, two astrophysicists make a case for exploring asteroids.
The space station sector has exciting potential as more private companies enter the conversation.
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Earth wasn’t the only potentially habitable planet in the early Solar System. What happened to Mars? If you could travel back in time to the early stages of the Solar System, […]
Why does dark matter, if it doesn’t dissipate energy, become gravitationally bound at all? One of the most puzzling components of the Universe has to be dark matter. Although we have […]
In 2006, the IAU demoted Pluto. Here’s what we know today. In 2006, the last planet in our Solar System suffered an unforgettable insult, as Pluto — known for generations as our ninth […]
The billionaires are both looking to the stars, but each has a different dream for space colonization.
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The White House is reportedly considering an executive order that would open up public access to scientific research.
It’s a supergiant star in the final stage of its life, and it just dimmed by an enormous amount. What’s going on? When you take a look at the stars in […]
Objects coming into our solar system have an origins story to tell.