SCIENCE

How a companion can change a star’s fate | by Ethan Siegel | Starts With A Bang! | Nov, 2024

When a pulsar, a rapidly-rotating neutron star, finds itself in a tight orbit with another star, it will siphon mass…

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Ask Ethan: Is antigravity even possible? | by Ethan Siegel | Starts With A Bang! | Nov, 2024

A wormhole is the one way, in the context of General Relativity, that immediate transport between two disparate, disconnected events…

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JWST compels us to ask: what’s wrong with Vega? | by Ethan Siegel | Starts With A Bang! | Nov, 2024

This two-panel view of the debris disk around Vega shows Hubble’s (left) and JWST’s (right) views, respectively. Hubble reveals a…

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Ask Ethan: Why isn’t Richard Feynman your personal hero? | by Ethan Siegel | Starts With A Bang! | Nov, 2024

Richard Feynman and his family with their custom-painted van in Altadena, California. (Credit: Ralph Leighton/Symmetry Magazine) One of the 20th…

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Mars could have lived, even without a magnetic field | by Ethan Siegel | Starts With A Bang! | Nov, 2024

While Mars is known as a frozen, red planet today, it has all the evidence we could ask for of…

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Ask Ethan: What’s the deal with cosmic inflation and the Big Bang? | by Ethan Siegel | Starts With A Bang! | Nov, 2024

From a region of space as small as can be imagined (all the way down to the Planck scale), cosmological…

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Einstein: the lone genius is pure mythology | by Ethan Siegel | Starts With A Bang! | Oct, 2024

Einstein, contrary to the popular narrative, wasn’t a lone genius, but rather only achieved the successes that he did because…

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Euclid mission reveals “page 1” of our cosmic story | by Ethan Siegel | Starts With A Bang! | Oct, 2024

This composite map shows stars from ESA’s Gaia mission and dust from ESA’s Planck mission, together, along with the first…

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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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