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Archive for the ‘alien life’ category: Page 32

Mar 27, 2023

Fermi Paradox: All Alien Civilizations Become Nanotechnological

Posted by in categories: alien life, existential risks, nanotechnology

An exploration in nanotechnology and how even as highly advanced as it could be, might show no technosignature or SETI detectable signal, thus if all alien civilizations convert to a nanotechnological existence, then this would solve the Fermi Paradox.

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Mar 25, 2023

Brian Cox — Alien Civilizations Decoded

Posted by in categories: alien life, robotics/AI

“Brian Cox — Alien Civilizations Decoded,” a captivating journey into the world of extraterrestrial life and our quest to find it. In this riveting video, renowned physicist Brian Cox discusses the implications of making contact with alien civilizations and the role of artificial intelligence in this extraordinary search.

We will explore the various methods scientists use to search for intelligent life beyond our planet, including scanning the skies for radio signals and examining exoplanets for potential habitability. With the recent introduction of AI, researchers have experienced a breakthrough, detecting over 20,000 signals of interest and igniting a renewed passion for finding alien technosignatures.

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Mar 25, 2023

Scientist claims meteorite that fell to earth is an ‘alien probe’ that could prove extra-terrestrial life

Posted by in category: alien life

A Harvard physicist has detailed his planned expedition to Papua New Guinea with the ambitious task of gathering remnants of a meteorite that he believes could be an alien probe.

Avi Loeb who is head of the Galileo Project, the “Systematic Scientific Search for Evidence of Extraterrestrial Technological Artifacts”, hopes to find fragments CNEOS1 2014/01/08 which crashed into Earth back in 2014 during the $1.5 million mission trip he organised to visit the Pacific island nation.

Mar 24, 2023

Scientists Identify “Pioneer Peptide” That May Have Sparked Life on Earth

Posted by in categories: alien life, chemistry, physics

A team of Rutgers University scientists dedicated to pinpointing the primordial origins of metabolism – a set of core chemical reactions that first powered life on Earth – has identified part of a protein that could provide scientists clues to detecting planets on the verge of producing life.

The research, published on March 10 in the journal Science Advances.

<em>Science Advances</em> is a peer-reviewed, open-access scientific journal that is published by the American Association for the Advancement of Science (AAAS). It was launched in 2015 and covers a wide range of topics in the natural sciences, including biology, chemistry, earth and environmental sciences, materials science, and physics.

Mar 23, 2023

SETI Live — AI + ET: Will Machine Learning Help Find Extraterrestrial Life?

Posted by in categories: alien life, robotics/AI

When pondering the probability of discovering technologically advanced extraterrestrial life, the question that often arises is, if they’re out there, why h…

Mar 22, 2023

New mission to search for signs of alien life in Alpha Centauri

Posted by in categories: alien life, innovation

“Modern satellite technology will allow us to explore our celestial backyard.”

The University of Sydney and Bulgarian aerospace manufacturer EnduroSat have teamed up to search for alien life in our nearest star system, Alpha Centauri.

The plan for the TOLIMAN mission is to search for planets in the habitable zone around two Sun-like stars in the system, Alpha Centauri A and B, which are located four light-years from Earth.

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Mar 19, 2023

The “Wow! Signal” is the most compelling evidence of alien life but it was only detected once

Posted by in category: alien life

The Wow! signal is a radio signal detected by astronomer Jerry R. Ehman on August 15, 1977, while he was analyzing data from Ohio State University’s Big Ear radio telescope.

When the astronomer discovered the signal, he was so impressed with it that he wrote a comment “Wow!.” Thus, the mysterious signal came to be called the Wow! signal.

The signal appeared to come from the Sagittarius constellation, and it lasted for 72 seconds. The signal was unusual because it had a narrow bandwidth, was significantly stronger than background noise, and appeared to come from a fixed point in space.

Mar 19, 2023

A Trendy New Chemical Theory for Where the Aliens Are Hiding

Posted by in categories: alien life, chemistry

There’s a theory that’s in vogue in astrochemistry called “Assembly Theory.” It posits that highly complex molecules—many acids, for example—could only come from living beings. The molecules are either part of living beings, or they’re things that intelligent living beings manufacture.

If Assembly Theory holds up, we could use it to search for aliens—by scanning distant planets and moons for complex molecules that should be evidence of living beings. That’s the latest idea from Assembly Theory’s originator, University of Glasgow chemist Leroy Cronin. “This is a radical new approach,” Cronin told The Daily Beast.

But not every expert agrees it would work—at least not anytime soon. To take chemical readings of faraway planets, scientists rely on spectroscopy. This is the process of interpreting a planet’s color palette to assess the possible mix of molecules in its atmosphere, land, and oceans.

Mar 16, 2023

Where did Earth’s water come from? Not melted meteorites, according to scientists

Posted by in category: alien life

Water makes up 71% of Earth’s surface, but no one knows how or when such massive quantities of water arrived on Earth.

A new study published in the journal Nature brings scientists one step closer to answering that question. Led by University of Maryland Assistant Professor of Geology Megan Newcombe, researchers analyzed melted meteorites that had been floating around in space since the ’s formation 4 1/2 billion years ago. They found that these meteorites had extremely low content—in fact, they were among the driest extraterrestrial materials ever measured.

These results, which let researchers rule them out as the primary source of Earth’s water, could have important implications for the search for water—and life—on other planets. It also helps researchers understand the unlikely conditions that aligned to make Earth a habitable planet.

Mar 16, 2023

The multiverse: Our universe is suspiciously unlikely to exist—unless it is one of many, says physicist

Posted by in categories: alien life, physics

It’s easy to envisage other universes, governed by slightly different laws of physics, in which no intelligent life, nor indeed any kind of organized complex systems, could arise. Should we therefore be surprised that a universe exists in which we were able to emerge?

That’s a question physicists including me have tried to answer for decades. But it is proving difficult. Although we can confidently trace cosmic history back to one second after the Big Bang, what happened before is harder to gauge. Our accelerators simply can’t produce enough energy to replicate the that prevailed in the first nanosecond.

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