Tag Archives: SETI
How to guesstimate the number of alien civilizations in a galaxy
China’s giant radio telescope will start searching for aliens in September
SETI@Home ends its crowdsourced search for alien life after 21 years
The Search for Extra-Terrestrial Intelligence is a series of projects that scrub the background noise of the universe to look for alien life. One of the most famous ventures under the name was SETI@Home, in which members of the public were encouraged...
Breakthrough searches for signs of alien life in ultra-fast light pulses
Internet investor Yuri Milner's search for extraterrestrial life now includes a hunt for, effectively, interstellar Morse code. Breakthrough Listen is teaming with the partners behind VERITAS (the Very Energetic Radiation Imaging Telescope Array Sys...
Cryptocurrency mining is hampering the search for alien life
It turns out that high-end graphics cards are fantastic for mining non-bitcoin cryptocurrencies, which has led to a global shortage of GPUs. Gamers are livid at the lack of supply, especially as prices skyrocket on secondary markets. But they're not...
Arecibo is monitoring potentially hazardous near-earth asteroid
The iconic Arecibo radio telescope has faced quite a few challenges over the last ten years, including budget cuts, a funding crisis and damage from Hurricane Maria. While it may not be the largest radio telescope in the world anymore (that honor bel...
Aliens didn’t send this 40-year-old signal from space
Forty years ago, the Ohio State University Radio Observatory detected a mysterious signal deep in outer space, located in the Sagittarius constellation. Many have pointed to this, which came to be known as the "Wow!" Signal, as evidence that we are n...
Scientists want to send a telescope to Alpha Centauri
It used to be that if NASA didn't want to do something, it didn't get done, but we're a long way from those days. The agency doesn't believe that there's currently enough value in sending a probe to seek out new life forms and new civilizations in Al...
SETI’s ‘unusual signal’ most likely came from Earth
With apologies to the would-be Dr. Ellie Arroways out there: the "unusual signal" picked up by SETI using Russia's RATAN–600 radio telescope and thought to be originating from a star in the Hercules constellation is almost certainly coming from...