Thursday, 17 October 2019
Latest news
Main » Artificial intelligence has discovered 72 "signal aliens"

Artificial intelligence has discovered 72 "signal aliens"

13 September 2018

They are short, very powerful signals that often occur only once.

Synthetic intelligence is invading many fields, most not too long in the past astronomy and the be taught about sparkling existence in the universe, or SETI.

The dozens of new fast radio bursts came from FRB 121102, which is located in a dwarf galaxy about 3 billion light-years away. No one knows for sure what causes these radio emissions but theories abound - from highly magnetized neutron stars battling black holes to signs of alien life. Andrew Siemion, director of the Berkeley SETI Research Center and principal investigator for Breakthrough Listen, has said, "This work is exciting not just because it helps us understand the dynamic behavior of fast radio bursts in more detail, but also because of the promise it shows for using machine learning to detect signals missed by classical algorithms".

However, FRB 121102 is the only one to date known to emit repeated bursts.

More news: 'How to Murder Your Husband' novelist arrested for murdering husband

Most fast radio bursts are one-off events.

The data comes from the Green Bank Telescope in West Virginia (above), which was pointed toward this source of fast and bright (hence the name) bursts for five hours in August of 2017. They could only predict that the source, FRB 121102, alternated between periods of quiescence and frenzied activity. This brings the total number of detected bursts from FRB 121102 to around 300 since it was discovered in 2012.

"This work is only the beginning of using these powerful methods to find radio transients", Zhang said. All Zhang and his team had to do were to optimize the algorithm like internet tech companies do when it comes to optimizing search results or image classification. They trained an algorithm known as a convolutional neural network to identify the earlier found FRB's, before setting it loose on the 2017 dataset. "It has advanced our knowledge of one of the most tantalizing mysteries in astronomy".

"Whether or not or not FRBs themselves sooner or later turn out to be signatures of extraterrestrial technology, Step forward Listen is helping to push the frontiers of a unique and swiftly increasing place of residing of our understanding of the Universe spherical us", he added. Their findings, accepted for publication in the Astrophysical Journal, give insight into the radio waves' periodicity and specific frequencies, but unfortunately leave us with more questions than answers. Researchers recorded radio data from this source and scraped it with a new machine learning algorithm that uncovered 72 new bursts undetected by normal techniques.

More news: Real Madrid 'join Frenkie de Jong race'

Astronomers are detecting a mysterious, noteworthy draw of radiation blipping across home, and no person's moderately tremendous why.

Fast radio bursts are enigmatic radio signals from space that are hard to detect and source.

Breakthrough Listen is a scientific program in search for evidence of technological life in the Universe.It aims to survey one million nearby stars, the entire galactic plane and 100 nearby galaxies at a wide range of radio and optical bands.

For a decade, astronomers relish puzzled over ephemeral however extremely noteworthy radio bursts from home.

More news: Apple iPhone Xs vs iPhone X: Here's what is different

Using the latest machine learning techniques, the programme found the FRBs emanating from a "repeater" called FRB 121102.

Artificial intelligence has discovered 72