habitability
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Our Atmosphere Is Leaking Oxygen And Scientists Don’t Know Why
It’s nothing to lose sleep over — really, I promise — but Earth’s atmosphere is leaking oxygen. Atmospheric oxygen levels have dropped by 0.7 per cent over the past 800,000 years, and while scientists aren’t sure why, they’re rather excited about it.
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Life In Red Dwarf Systems May Be Rarer Than We Thought
Red dwarfs are the most common type of star in the galaxy. But new research suggests that life within these systems may be limited, due to the stiflingly hot atmospheres on Earth-sized planets that orbit the red dwarfs.
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Alien Life Goes Extinct Early, According To A New Fermi Paradox Explanation
We have yet to discover a single trace of alien life, despite the extremely high probability that it exists somewhere. This contradiction is popularly known as the Fermi Paradox. A new theory attempts to solve this conundrum by suggesting that habitable planets are quite common in our galaxy, but nascent life gets snuffed out very…
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This Stormy Star Means Alien Life May Be Rarer Than We Thought
There’s a red dwarf about 35 light-years from here that’s spewing powerful, life crushing solar flares into space. These types of stellar objects are fairly common, leading to speculation that our galaxy is less habitable than we thought.