Ultracold gases in the lab could help scientists better understand the universe.
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The EmDrive turns out to be the “um…” drive after all, as a new study dubs any previous encouraging EmDrive results “false positives.”
The search for worlds outside our solar system has just turned up a planet, TOI-2257 b, with a truly extreme orbit.
From before the Big Bang to the present day, the Universe goes through many eras. Dark energy heralds the final one.
We’ve only seen Uranus up close once: from Voyager 2, back in 1986. The next time we do it, its features will look entirely different.
Tiny fluctuations in old Kepler data reveals four runaway planets that are reminiscent of Earth.
With 1550 distinct type Ia supernovae measured across ~10 billion years of cosmic time, the Pantheon+ data set reveals our Universe.
Despite Betelgeuse’s recent faintening and brightening, I’d bet on these stars instead. Betelgeuse, a nearby red supergiant, will someday explode. The black hole at the center of the Milky Way should […]
Many contrarians dispute that cosmic inflation occurred. The evidence says otherwise.
Just say no to artist’s illustrations. This is what the Universe actually looks like. The Universe we observe often surpasses our greatest imaginings. This 20-year time-lapse of stars near the center […]
A fairly old idea, but a really good one, is about to hit the store shelves.
The psychology of alien contact largely revolves around the concept of “otherness.” We need to learn to be comfortable around strange things.
And, at some point, did the Milky Way lose ours? There are some 400 billion objects flying through the Milky Way galaxy with enough mass that — if they were all made of […]
In a joint briefing at the 101st American Meteorological Society Annual Meeting, NASA and NOAA revealed 2020’s scorching climate data.
There are ~400 billion stars in the Milky Way, and ~2 trillion galaxies in the visible Universe. But what if we aren’t typical?
If you had a clear western horizon, you had your shot at this view! On September 9, 2021, the Moon and Venus nearly overlapped. A simulated view of the post-sunset skies […]
An enormous amount of antimatter is coming from our galactic center. But the culprit probably isn’t dark matter, but merely neutron stars.
An analysis of the gravitational wave data from black hole mergers show that the event horizon area, and entropy, always increases.
The first world that humans should inhabit beyond the Earth is the Moon, not Mars. Here’s why terraforming our lunar neighbor is so appealing.
Boston Dynamics’ notorious robot goes on an interplanetary mission.
Satellite imagery can help better predict volcanic eruptions by monitoring changes in surface temperature near volcanoes.
Media provocateurs and conspiracy theorists insist that they’re “just asking questions.” No, they aren’t.
Once science operations begin for James Webb, we’ll never look at the Universe the same way again. Here’s what everyone should know.
Figuring out the answer involved a prism, a pail of water, and a 50 year effort by the most famous father-son astronomer duo ever.
Water on Mars is key for human survival on the Red Planet, not just for drinking but for growing food and making fuel and oxygen.
We give it the flight plan, and it takes care of the rest. It has to. Here’s why. No matter how advanced our technology becomes, there are certain limits that can […]
The last image puts it all in perspective. Compared to what we find in our Solar System, galaxies are truly enormous. The Sun may be 109 times the diameter of […]
Each December, the Geminid meteor shower puts on a show for skywatchers across Earth. With a new Moon at 2023’s peak, it’ll be outstanding!
Phobos and Deimos only have two explanations, and neither one adds up.
Despite all that we’ve learned about the Universe, there remain unanswered, and possibly unanswerable, questions. Could “God” be the answer?