SCIENCE

Ask Ethan: Why is the Big Bang shown as a tube? | by Ethan Siegel | Starts With A Bang! | Oct, 2024

The modern cosmic picture of our universe’s history begins not with a singularity that we identify with the Big Bang,…

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10 thoughtful insights about the great cosmic unknowns | by Ethan Siegel | Starts With A Bang! | Oct, 2024

The Universe is a vast, diverse, and interesting place, full of matter and energy, in various forms, playing out on…

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Ask Ethan: Do evolution and natural selection occur cosmically? | by Ethan Siegel | Starts With A Bang! | Oct, 2024

The Flame Nebula, shown here in a combination of X-ray data (from Chandra) and infrared light (from Spitzer), showcases a…

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How ideas from physics drive AI: the 2024 Nobel Prize | by Ethan Siegel | Starts With A Bang! | Oct, 2024

This illustration of a human brain was generated by DALL-E, a generative AI program, in late 2023. Although it bears…

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Starts With A Bang podcast #110 — Optical Interferometry | by Ethan Siegel | Starts With A Bang! | Oct, 2024

This image shows the first of ten relocatable 1.4 meter telescopes arranged in a Y, or three-pronged, configuration. Telescopes can…

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What created more light: the Big Bang or stars? | by Ethan Siegel | Starts With A Bang! | Oct, 2024

For the first ~3 billion years of cosmic history, the star-formation rate rose and rose until reaching a peak, but…

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Fastest spacecraft ever built to break its own speed record | by Ethan Siegel | Starts With A Bang! | Oct, 2024

This illustration shows the Parker Solar Probe approaching perihelion: its closest approach to the Sun. It will achieve its closest…

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Ask Ethan: Is Earth the center of the Universe? | by Ethan Siegel | Starts With A Bang! | Oct, 2024

A region of space devoid of matter in our galaxy reveals the Universe beyond, where every point visible here is…

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Shortest-lived quantum particles exhibit quantum entanglement, too | by Ethan Siegel | Starts With A Bang! | Oct, 2024

This view of the inside of the ATLAS detector, taken when it was not operational, showcases the largest, most massive…

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Ask Ethan: Does space require dark energy in order to exist? | by Ethan Siegel | Starts With A Bang! | Sep, 2024

While we conventionally think of quantum physics as bringing an inherent uncertainty and “quantum-ness” to the particles that exist in…

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