Debris from Pluto-sized collisions, not aliens, are streaming through the galaxy. In 2017, scientists discovered an object passing through our Solar System that was unlike anything else we had ever seen. […]
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Scientists find routes using arches of chaos that can lead to much faster space travel.
An ancient Martian meteorite carries with it some compelling implications.
Our research on a Martian meteorite provides new clues about early surface conditions on the red planet.
Michio Kaku predicts, among other things, how we’ll build cities on Mars and why cancer will one day be like the common cold.
A study proposes that an ancient trading network, called the Hopewell tradition, may have been wiped out by what is known as a cosmic airburst.
Tiny fluctuations in old Kepler data reveals four runaway planets that are reminiscent of Earth.
Research from NASA reveals Mars’ spectacular volcanic past.
The rock, found in the Sahara, likely comes from a long-lost baby protoplanet.
If everything eventually dies and decays, is there a way to prolong the inevitable? Our Universe, as it exists today, puts us in an incredibly privileged position. Had we come […]
Astronomers spot an object heading into Earth orbit.
The anthropic principle has fascinating scientific uses, where the simple fact of our existence holds deep physical lessons. Don’t abuse it!
A Carrington-magnitude event would kill millions, and cause trillions of dollars in damage. Sadly, it isn’t even the worst-case scenario.
Puerto Rico’s iconic telescope facilitated important scientific discoveries while inspiring young scientists and the public imagination.
Avi Loeb says it’s aliens. Every other astronomer disagrees. Here’s why. In 2017, an astronomical event occurred that was unlike any other: for the first time, we observed an object that […]
In 1990, we only knew of the ones in our Solar System. Today, we know of thousands, and that’s just the tip of the iceberg.
How can we understand mysterious planets like Jupiter? Use giant lasers!
Binary black holes eventually inspiral and merge. That’s why the OJ 287 system is destined for the most energetic event in history.
We are likely to see the first humans walk on Mars this decade.
The impact might have triggered the Ice Age.
The Solar System isn’t a vortex, but rather the sum of all our great cosmic motions. Here’s how we move through space.
Even though the leftover glow from the Big Bang creates a bath of radiation at only 2.725 K, some places in the Universe get even colder.
Once science operations begin for James Webb, we’ll never look at the Universe the same way again. Here’s what everyone should know.
We once thought the Moon was completely airless, but it turns out it has an atmosphere, after all. Even wilder: It has a tail of its own.
Since the time of Galileo, Saturn’s rings have remained an unexplained mystery. A new idea may have finally solved the longstanding puzzle.
Ari Loeb, who suggested in 2018 that the mysterious object was an alien craft, is back to discuss the evidence.
If dark matter exists in a large halo in our galaxy, made up of particles, then it’s passing through us constantly. But how much?
Find out the truth for yourself. If this past year has shown us anything, it’s how thoroughly we rely on high-quality expertise. As the COVID-19 pandemic swept the globe, it […]
In 2006, Pluto was demoted in a very controversial decision. Unless you ignore nearly all of planetary science, it’ll never be one again.
Some scientists believe the lightning-produced frequencies may be connected to our brain waves, meditation, and hypnosis.