Category Archives: Astrophysics

Surprise: There was a universe before the Big Bang | Ethan Siegel

“Asking the question of, where did the entire universe come from, is no longer a question for poets and theologians and philosophers. This is a question for scientists, and we have some amazing scientific answers to this question that have … Continue reading

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Answering Questions about Hubble Tension, Dyson Spheres, & Relativity

Is “now” just an illusion? Neil deGrasse Tyson and comic co-host Paul Mecurio answer questions on the Higgs Field, dark energy, and the feasibility of Dyson spheres with astrophysicist Hakeem Oluseyi. We discuss Hakeem’s role as CEO of the Astronomical … Continue reading

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Stabilised camera to show how Earth rotates

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Why is space debris such a big issue? – What in the World podcast, BBC World Service

In December 2024, a huge, red-hot metal ring fell from the sky and landed in a small village in Kenya. It turned out to be a piece of space junk. Click here to subscribe to our channel 👉🏽 https://bbc.in/3VyyriM There … Continue reading

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The most valuable material isn’t from earth

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Kleber Victor #followback | The evolution of the Moon. 4.5 billion years in 1 minute

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The Copernican Principle: the foundation of ALL of cosmology

The Copernican principle states that the Earth is not in a special place in the Universe. Us humans are not privileged observers, we’re seeing the same Universe as everyone else; and the observations we make from Earth are representative observations … Continue reading

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Kleber Victor | A universe in motion seen from the International Space Station

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NASA Astronaut Don Pettit, currently onboard International Space Station shares flying over aurora; intensely green.

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ITAP of the northern lights in Halifax, West Yorkshire

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