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NASA sent one identical twin brother to space for a year and studied how it...
Last March, NASA astronaut Scott Kelly returned to Earth after spending nearly one year in space. During his 340 days aboard the International Space Station, or ISS, scientists were also observing...
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The universe may be a giant broken hologram
For decades, scientists have been toying with the idea that our Universe is — or once was — a giant hologram, where the laws of physics require just two dimensions, but everything appears...
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8 weird things that happen to your body if you live in space for a year
In the name of science, former NASA astronaut Scott Kelly recently shoved himself into the top of a rocket, accelerated to 17,500 mph, and fell around Earth for 340 days — nearly an entire year.The...
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Astronomers discovered a rogue, wandering black hole hiding in our galaxy —...
Black holes may be one of the most terrifying things in existence: A region of spacetime where matter is squeezed together so tight, it has a gravitational pull so strong that nothing can escape from...
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Before photography, a French artist drew pictures of outer space. Here are 15...
In the 19th century, science was still an amateur's game. Any well-heeled gentleman with enough ambition—or obsession—could fixate on a field and, in some cases, pioneer new knowledge.Étienne Léopold...
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A vital part of SpaceX rockets keeps cracking — but the company says it has a...
There's a problem with SpaceX's Falcon 9 rockets that could pose "a potentially major threat" to future NASA astronauts, government investigators told The Wall Street Journal on Thursday.However, the...
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An ancient Martian volcano that's nothing like anything on Earth erupted...
Just like our home planet, Mars hosts many volcanoes, and in fact is home to the largest volcano in the solar system, Olympus Mons.Researchers have just found evidence that as well as being giant,...
View ArticleA bright green meteor streaked over Wisconsin — and the video is jaw-dropping
Flash...boom.It took just seconds for a bright green fireball — and apparent meteor — to streak across the dark sky over Wisconsin at about 1:31 am Monday morning. But thanks to the magic (and...
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Astronomers have spotted a black hole so ravenous, it's pushing the limits of...
Astronomers have discovered a giant black hole that's so hungry, it's been gorging on a star for more than a decade — more than 10 times longer than any stellar meal detected before.Not only is this by...
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Astronomers have filmed a giant, peanut-shaped asteroid flying through space...
The Arecibo Observatory, a huge radio telescope built inside of a Puerto Rican sinkhole, is best known for its efforts to search for radio signals from aliens.But it's also a powerful radar station...
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Astronomers just got even more evidence of a new type of black hole
Black holes are among the most mysterious objects in the Universe.But they have one thing in common - most of the black holes we've found fall into two categories: small, stellar black holes with the...
View ArticleNASA can now see solar flares that it couldn't detect before
NASA's Fermi Gamma-ray Space Telescope can now detect solar flares occuring on the side of the sun it cannot see. This could help scientists better understand solar storms and improve forecasts for...
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An astronaut has recorded a 'first of its kind' video of mysterious blue jets...
We're used to lightning that shoots down from clouds, but a lesser-known form of electricity blasts up from cloud tops — and out toward space.Called blue jets, these gigantic electrical discharges are...
View ArticleHow this astronaut overcame failure and rejection to land his dream job
Astronaut and "Spaceman" author Mike Massimino has made two trips to space, one of which was spent servicing the Hubble Space Telescope.He put his odds at achieving his dream career at .0000001....
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There’s only one volcano on dwarf planet Ceres — and scientists think that’s...
Ceres is a dwarf planet that lies between the orbits of Mars and Jupiter, in a place called the asteroid belt where most of the asteroids in the solar system live. It is believed to have more...
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Scientists have found 114 new planets including a 'super-Earth' that could...
Astronomers have discovered 114 new planets, including 60 which are orbiting stars near the Earth.A hot “super-Earth” located in the fourth nearest star system to the Sun was among the findings.US...
View ArticleNASA just dashed our dreams of ever moving to this Earth-sized exoplanet
When Proxima Centauri b was first discovered, many scientists had high hopes for it to inhabit living organisms. However, a new study published in The Astrophysical Journal Letters shows that we...
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NASA's storied Hubble telescope might get one more upgrade thanks to a...
The final servicing mission to the venerable Hubble Space Telescope (HST) was in 2009.The shuttle Atlantis completed that mission (STS-125,) and several components were repaired and replaced, including...
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This guy invented a genius solution for pooping in space — here's how it works
Astronauts have a problem: a bathroom problem.Bulky spacesuits force them to either hold their urine and feces, possibly for up to 12 hours, or use a diaper. Aside from fasting, there really is no...
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The biggest meteorites in history that have plummeted to Earth and survived
Often, when rocks from space hurtle towards Earth, they burn up in the atmosphere before actually reaching us. The ones that vaporise become a meteor — or a shooting star.The lucky few that make the...
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