In Amiri’s calculations, Dyson spheres around white dwarfs tend to produce cooler, fainter thermal emission that peaks in the near- to mid-infrared, while M-dwarf cases can radiate more strongly but ...

The idea that our first confirmed alien signal might be a civilization’s final broadcast is rooted less in pessimism than in probability. If technological societies are fragile, then the cosmos could ...

Researchers announced that we may be able to receive a radio signal reply from extraterrestrial life as early as 2029. There is a very low chance of this happening, but it is not impossible. The team ...

Technosignatures are theoretical signs of technologically advanced alien civilizations, but so far, none of those civilizations have phoned home. Researchers from the Search for ExtraTerrestrial ...

The search for extraterrestrial intelligence (ETI) has long been a topic of fascination. However, a new study available on the arXiv preprint server introduces a compelling idea about how we might ...

When people imagine first contact with aliens, they often picture giant ships in the sky or wise beings sending peaceful messages. A new scientific idea suggests something very different. According to ...

When astronomer Doug Vakoch heard the news that there might be an alien civilization around the mysterious star KIC 8462852, he took immediate action. For the last week, Vakoch and his colleagues at ...

'Aliens should always be the very last hypothesis you consider, but this looked like something you would expect an alien civilization to build' You can save this article by registering for free here.

Scientists working on SETI, the search for extraterrestrial intelligence, have turned a student project into a powerful AI-based tool for spotting radio signals that could have been generated by an ...

The news from researchers in the U.K. that there could be more than 30 intelligent alien civilizations in our galaxy is music to the ears of a Winnipeg science writer and “weirdologist”. Astrophysics ...