In September 2023, a global seismic mystery began to unfold. Every 90 seconds, the Earth pulsed with a strange, low-frequency ...

Investigators determined the bones likely belonged to a man between the ages of 35 and 50 who possibly stood up to 6 feet, 3 ...

Satellites that retire are deorbited into a graveyard orbit within 25 years of their missions ending. This is the case with ...

Radio telescopes saw a strange burst of unknown energy in June 2024. Now we know it was from Relay 2, an early ...

A powerful and mysterious blast of radio waves that astronomers believed was a fast radio burst (FRB) from far beyond the ...

A relic from the dawn of the space age has suddenly—and unexpectedly—sprung back to life, catching the global scientific ...

This ought to cause a wave of panic: Satellite footage has revealed the frightening source vibrations that rocked the world for nine days.

Astronomers in Australia picked up a strange radio signal in June 2024 — one near our planet and so powerful that, for a ...

As fascinating as bizarre signals from other planets can be—teaching us about earthquakes on Mars or auroras in the skies of Jupiter —sometimes even weirder signals come from weather extremes ...

Space & Spaceflight NASA Satellite That’s Been Dead for 57 Years Sends Mysterious Signal to Earth Relay-2 emitted a powerful fast radio burst that lasted for less than 30 nanoseconds.

Astronomers have finally deciphered the mystery of a peculiar bright burst in space, initially spotted using a large radio ...

Maybe that doesn't sound too exciting, except that the signal was thought to come from another galaxy. But then it turned out it was just from a satellite.