According to scientists, red supergiant stars should produce more supernovas. But astronomers just aren’t spotting them. Here's how they plan to crack the case.

In recent years, whenever astronomers have gazed into the night sky, they’ve noticed something peculiar: Some of its massive stars—the true titans of the cosmos—appear to be missing. The largest of ...

An international team of scientists has uncovered new clues about how stars lived and died billions of years ago by studying ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old. The event was first signaled by a gamma-ray burst and later confirmed ...

A bizarre, record-breaking neutrino detected in 2023 may have originated from an exploding primordial black hole—a relic from the early universe. Scientists suggest these black holes could carry a ...

DENVER — Tiny, exploding black holes might explain one of the biggest mysteries about how the universe, in its current form, came to be. In the cosmos, matter is much more common than antimatter. But ...

Why it matters: GRBs let astronomers study the early universe, revealing how the first stars lived, died, and seeded space with heavy elements. The big challenge: These explosions appear unpredictably ...