A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

The investigation of pulsar signals suggests that aliens may be communicating their presence by flashing signals in the ...

The Fermi Paradox ponders an endlessly fascinating question: If so many worlds exist in the universe, why haven’t we detected any sign of extraterrestrial life? A possible reason, called the ...

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that finding—which won the scientists a portion of the 2019 Nobel Prize in ...

After searching 100,000 galaxies for signs of highly advanced extraterrestrial life, a team of scientists using observations from NASA's WISE orbiting observatory has found no evidence of advanced ...

Major airports may be alerting intelligent alien civilizations to our presence, according to new research. Are we being watched? Radar systems at major airports may be doing more than managing air ...

The Drake Equation helps scientists estimate the odds of finding intelligent alien civilizations. It’s an age-old question: Do aliens exist? And what are the odds we’ll make contact? A famous ...

If you're hoping that we can avoid the attention of alien civilizations by lying low, it's a bit late now. A new study released by the Royal Astronomical Society indicates that our radar systems are ...

It’s an age-old question: Do aliens exist? And what are the odds we’ll make contact? A famous mathematical equation, known as the Drake Equation, helps scientists estimate the odds of finding ...