SCIENCE
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Why haven’t we detected a signal from intelligent aliens yet? | by Ethan Siegel | Starts With A Bang! | Aug, 2024
Intelligent aliens, if they exist in the galaxy or the Universe, might be detectable from a variety of signals: electromagnetic,…
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If the Big Bang wasn’t the first thing ever, what caused it? | by Ethan Siegel | Starts With A Bang! | Aug, 2024
The expanding Universe, full of galaxies and the complex structure we observe today, arose from a smaller, hotter, denser, more…
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Is it true that photons truly live forever? | by Ethan Siegel | Starts With A Bang! | Aug, 2024
By firing a pulse of light at a semi-transparent/semi-reflective thin medium, researchers can measure the time it must take for…
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Our cosmic home is typical for stars, but not for galaxies | by Ethan Siegel | Starts With A Bang! | Aug, 2024
This view of the Hercules galaxy cluster showcases an enormous number of large, massive galaxies clustered together in a single…
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Ask Ethan: Could we build a collider bigger than Earth? | by Ethan Siegel | Starts With A Bang! | Aug, 2024
Particle accelerators can either be linear, where magnets collimate beams of particles while electric fields accelerate them, or circular, where…
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Einstein’s big insight that explained Newton’s law of gravity | by Ethan Siegel | Starts With A Bang! | Aug, 2024
There may never be another Einstein or another Newton, but we can all learn to utilize their equations under the…
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Starts With A Bang podcast #108 — A future particle collider | by Ethan Siegel | Starts With A Bang! | Aug, 2024
This image shows the expected signature of a Higgs boson decaying to bottom-quark jets around the collision point inside a…
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7 changes destroying the Moon would have on planet Earth | by Ethan Siegel | Starts With A Bang! | Aug, 2024
The lunar horizon glow, shown here as imaged by the Clementine Spacecraft in the 1990s, had actually been seen numerous…
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Ask Ethan: Did black holes form directly from the Big Bang? | by Ethan Siegel | Starts With A Bang! | Aug, 2024
This set of illustrations explains how a large black hole can form from the direct collapse of a massive cloud…
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The reality of quantum fluctuations was proven back in 1947 | by Ethan Siegel | Starts With A Bang! | Aug, 2024
This visualization of field lines shows a classical picture of fields, such as electric or magnetic fields. However, at the…
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