SCIENCE
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Ask Ethan: What’s the biggest misconception in astronomy?
Many facts are well-known to professionals, but are unappreciated or even rejected outright by the public. “How stars work” takes…
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The idea of “theories of everything” may be fundamentally wrong
For decades, theorists have been cooking up “theories of everything” to explain our Universe. Are all of them completely off-track?…
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Star birth doesn’t come from ignition, but from equilibrium
Although a star’s “birth” is well-defined, it doesn’t correspond to an ignition event in its core. Here’s how stars are…
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Ask Ethan: How long does it take planets to form?
Every time a new star forms, there’s an opportunity to form planets alongside and around it. How does it happen,…
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Everything in the Universe changes by adding enough mass
One parameter, alone, sets the dividing line between rocky planets, gas giants, brown dwarfs, stars, and much more. Here’s why…
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Starts With A Bang #128 — Planet formation and proto-protoplanets
By looking at a giant, remarkable, edge-on protoplanetary system, astronomers have found a proto-protoplanet for the first time. Continue reading…
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To alien eyes, Earth looks deceptively peaceful
As the world teeters on the brink of nuclear war, distant, advanced civilizations would never know it. Earth appears peaceful…
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Ask Ethan: Do gravitational waves redshift like light does?
As light travels across the Universe, it’s subject to cosmic expansion, changing fields, and relative motion. How about gravitational… Continue…
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The 4 ways science confirms the Moon landings were real
Even though no human has stepped foot on the Moon’s surface in 50 years, the evidence of our presence there…
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Peculiar galaxies showcase the beauty of cosmic violence
Most massive galaxies are spiral or elliptical shaped. But peculiar galaxies showcase the beautiful violence that helps explain our cosmos.…
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