Planet Earth has been around for over 4.5 billion years, but humans? For 99.998% of our planet’s history, humans were nowhere to be found.
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It is impossible for science to arrive at ultimate truths, but functional truths are good enough.
USGS’s ‘Unified Geologic Map of the Moon’ is the definitive blueprint of the lunar surface.
The highest-energy particles of all come from space, not human-made colliders. When it comes to the most energetic particle collisions of all, you might think that the Large Hadron Collider […]
There’s a flowchart if you aren’t sure. It’s a situation that comes up all too frequently: an expert in their field publicly states a conclusion that is thoroughly accepted by the […]
Something isn’t adding up, but it isn’t a calibration error. It’s been nearly 100 years since we discovered that the Universe was expanding. Ever since, the scientists who study the […]
And either way, is energy or information conserved? When two things in the Universe that “always” occur meet one another, how do you know which one will win? Gravitational waves, […]
NASA’s intrepid Curiosity rolls upward into Mars history.
If it wasn’t a singularity, how small could it have been? Today, when you look out in any direction as far as the laws of physics allow us to see, the […]
Only the best physical theories outlast the minds that invented them. Throughout the 20th century, a number of discoveries revolutionized our Universe. The discovery of the interior structure of atoms as […]
One of NASA’s original great observatories, Spitzer showed us the infrared Universe as never before. On January 30, 2020, NASA’s Spitzer Space Telescope was retired after a 17 year mission. Prior […]
A cosmic puzzle is finally solved, as new observations answer the question of why this galaxy exists at all. For the last couple of years, astronomy has had a tremendous puzzle […]
The satellite would burn instead of becoming more space debris.
Scientists put the most mysterious force in the Universe to the ultimate test. When it comes to the Universe, it’s easy to make the incorrect assumption that what we see is […]
We just found the first one within 1,000 light-years of us. But there’s probably one much, much closer. For a long time, black holes were known to exist only in the […]
Scientists find routes using arches of chaos that can lead to much faster space travel.
The metaverse has the potential to be revolutionary, for both good and bad. Here is how we can maximize the former and prevent the latter.
Could this finally be the clue we’ve hoped for in uncovering the truth about dark matter? In the physical sciences, theory and observation are supposed to work hand-in-hand. Theorists work out […]
A colliding star may have triggered the drastic transformation.
A recent study tested how well the fungi species Cladosporium sphaerospermum blocked cosmic radiation aboard the International Space Station.
The impact might have triggered the Ice Age.
Got $55 million lying around? If so, you might be able to score a spot aboard the International Space Station starting 2024.
Is the Universe the same everywhere? Or are there truly ‘special places’ around? For practically all of human history, one assumption about our place in the Universe had long gone unchallenged: […]
And how cutting just $1 billion per year in funding from NASA’s budget would be a catastrophe for science. When you think of the great cosmic beyond and what we know […]
Filaments, hundreds of millions of light-years long, were just caught spinning. In our own cosmic backyard, everything we see spins, rotates, and revolves in some fashion or other. Our planet […]
A new batch of papers reveals some of Mars’ subterranean secrets.
Light cannot escape from a black hole, no matter what. But when two black holes merge? They just might. On September 14, 2015, history was made as the NSF’s twin LIGO […]
If we succeed in contacting them, will that seal humanity’s doom? One of the most wondrous questions of all concerns our place in the Universe. After 13.8 billion years of […]
The study identified superhabitable planets outside of our solar system.