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Once you cross over to the inside of an event horizon, you can never come out again. But then, how do black holes emit all sorts of things?Continue reading on Starts With A Bang! »

Oort cloud object Bernardinelli-Bernstein has the largest known cometary nucleus: 119 km wide. An impact with Earth would be catastrophic.Continue reading on Starts With A Bang! »

The Universe took a great many steps to create not just life, but intelligent life, here at home. What can we say about life beyond Earth?Continue reading on Starts With A Bang! »

The anthropic principle has fascinating scientific uses, where the simple fact of our existence holds deep physical lessons. Don't abuseContinue reading on Starts With A Bang! »

Vast arrays of planets, stars, black holes, galaxies, and more populate our Universe. Within each category, differences can be astounding.Continue reading on Starts With A Bang! »

Contracting gas clouds don't just make a single star, but a spectrum, with all different masses. Early on, that spectrum differed. But why?Continue reading on Starts With A Bang! »

Protons and neutrons are composite structures: made of quarks and gluons. But knowing they had substructure goes back long before that.Continue reading on Starts With A Bang! »

Yes, "the laws of physics break down" at singularities. But relativity itself would have to be wrong for black holes to not possess them.Continue reading on Starts With A Bang! »

It's the Universe's ultimate chicken-and-egg question: what came first, the galaxy or the black hole? One Little Red Dot proves the answer.Continue reading on Starts With A Bang! »

In 2016, humanity announced our first successful gravitational wave detection. 10 years and 389 events later, here's how far we've come.Continue reading on Starts With A Bang! »