This side-by-side view of galaxy cluster SMACS 0723 shows the MIRI (left) and NIRCam (right)…
Category:
SCIENCE
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SCIENCE
Protons: made of quarks, but ruled by gluons | by Ethan Siegel | Starts With A Bang! | Jan, 2025
The proton isn’t just made of three valence quarks, but rather contains a substructure that…
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SCIENCE
What’s hotter than the hottest stars in the Universe? | by Ethan Siegel | Starts With A Bang! | Jan, 2025
The galaxy Centaurus A is the closest example of an active galaxy to Earth, with…
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SCIENCE
Ask Ethan: How do photons mediate both attraction and repulsion? | by Ethan Siegel | Starts With A Bang! | Jan, 2025
Today, Feynman diagrams are used in calculating every fundamental interaction spanning the strong, weak, and…
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SCIENCE
25 year update on the “Millennium problems” in physics | by Ethan Siegel | Starts With A Bang! | Jan, 2025
The idea that the forces, particles, and interactions that we see today are only part…
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SCIENCE
Ask Ethan: Can a lumpy Universe explain dark energy? | by Ethan Siegel | Starts With A Bang! | Jan, 2025
By mapping out the three-dimensional positions of galaxies over a large volume of the Universe,…
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SCIENCE
The one-page calendar that changes how you view the year | by Ethan Siegel | Starts With A Bang! | Jan, 2025
The conventional way we display annual calendars, at left, requires us to examine each month…
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SCIENCE
Ask Ethan: Could SETI detect a “twin” of Earth? | by Ethan Siegel | Starts With A Bang! | Jan, 2025
While we often imagine that an alien civilization that’s intelligent and technologically advanced will be…
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SCIENCE
Devouring “the Kraken” led to the modern Milky Way | by Ethan Siegel | Starts With A Bang! | Jan, 2025
Whether we examine satellites orbiting around planets, planets orbiting around stars, stars moving around a…
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SCIENCE
Have we found a galactic “twin” of the Milky Way? | by Ethan Siegel | Starts With A Bang! | Dec, 2024
From our own perspective on Earth, we’ve identified the presence of spiral arms. By viewing…