For the first several billion years of our Universe’s history, the Universe’s expansion rate was…
Category:
SCIENCE
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SCIENCE
Astronomers just found the smallest galaxy ever | by Ethan Siegel | Starts With A Bang! | May, 2025
This map of stars in the vicinity of the identified object Ursa Major III/UNIONS 1…
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SCIENCE
Starts With A Bang podcast #117 — Gravitational waves and the Universe | by Ethan Siegel | Starts With A Bang! | May, 2025
The image above shows an illustration of the three future LISA, or Laser Interferometer Space…
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SCIENCE
What to know about vaccines in the do-your-own-research era | by Ethan Siegel | Starts With A Bang! | May, 2025
In this photo, a patient receives a vaccine known as the Jynneos vaccine, which is…
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SCIENCE
Ask Ethan: Is dark energy just leftover momentum from the Big Bang? | by Ethan Siegel | Starts With A Bang! | May, 2025
By mapping out the three-dimensional positions of galaxies over a large volume of the Universe,…
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SCIENCE
The six strongest materials on Earth are harder than diamonds | by Ethan Siegel | Starts With A Bang! | May, 2025
Atomic and molecular configurations come in a near-infinite number of possible combinations, but the specific…
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SCIENCE
Why does physics break down at the Planck scale? | by Ethan Siegel | Starts With A Bang! | May, 2025
The central idea of String Theory is that all the quanta we know of are…
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SCIENCE
Ask Ethan: When do stars turn the most mass into energy? | by Ethan Siegel | Starts With A Bang! | May, 2025
This Wolf–Rayet star is known as WR 31a, located about 30,000 light-years away in the…
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SCIENCE
The evidence for biosignatures on K2–18b is flimsy, at best | by Ethan Siegel | Starts With A Bang! | Apr, 2025
While there are a great number of exoplanets out there that may house life, including…
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SCIENCE
Ask Ethan: What right do we have to colonize other worlds? | by Ethan Siegel | Starts With A Bang! | Apr, 2025
This illustration shows a human colony within a dome on an otherwise uninhabited planet. Humans…