"Alien civilizations" refers to societies or intelligent life forms that exist outside of Earth. It suggests the possibility of life, with advanced technology, on other planets or in other parts of the universe.
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Asked how likely it was that Breakthrough Listen would find evidence
of alien civilizations within a decade, Drake conceded that «we don't have sufficient knowledge to answer the question.»
Perhaps we haven't heard
from alien civilizations because we're listening in the wrong place or with the wrong technology, he said.
Today the agency has embraced the search for microbes on Mars and other planets but at least for now tends to avoid the far more controversial topic of looking
for alien civilizations.
The odds of an alien invasion got a boost from the discovery of vaguely Earth - like planets around other stars, but we still have no idea if
alien civilizations exist.
The galaxy is old, far older than Earth by 8 or 9 billion years, so if there are
alien civilizations out there, it's likely they are millions or even billions of years ahead of us.
Basically, the authors of the study — Avi Loeb and Manasvi Lingam — state that the millisecondlong FRBs may be the result of a sufficiently advanced
alien civilization trying to power spacecraft equipped with light sails (something that scientists have also thought about doing).
He helped formulate the concept of
seeking alien civilizations by listening for their radio broadcasts; he lobbied for nuclear disarmament, believing that atomic power should be wielded only for constructive effect; and he helped Charles and Ray Eames create Powers of Ten, perhaps the most stunning science movie ever filmed.
In Deep Sky Derelicts the player assumes command of a group of mercenaries whose goal is to explore giant derelict ships of an
ancient alien civilization and search for valuable scrap, powerful artifacts and technology.
Instead of a rosy time capsule of Earth and its history and inhabitants made for consumption by
unknowable alien civilizations, it carries a dummy in a SpaceX space suit, and will blast David Bowie's «Space Oddity» at top volume from its speakers.
As Frank and Sullivan show, studying past extinction events and using theoretical tools to model the future evolutionary trajectory of humankind — and of still unknown but
plausible alien civilizations — could inform decisions that would lead to a sustainable future.
Social science suggests that knowing a technologically
superior alien civilization exists could pose an existential threat for some people, perhaps fundamentally threatening their worldviews or religious beliefs.
Although the planet had been long seen as the home of
elaborate alien civilizations imagined by the likes of H.G. Wells, NASA's 1965 Mariner 4 probe glimpsed a dry and cratered place unlikely to support life.
You can't get much more mysterious than the interstellar asteroid «Oumuamua, but is it mysterious enough to be an artificial probe designed by a
spacefaring alien civilization?
When she threatens to decimate an
entire alien civilization, Professor X and the X-Men, along with fantastic new allies, face their biggest threat... one of their own!
As two
alien civilizations wrestle for control and access to Earth, Donovan must deflect the infection, decapitate the space ladder, and crack the Source Code.
When Earth is contacted by a seemingly
benevolent alien civilization, Jas takes off on the journey of a lifetime, and the star - crossed lovers reunite, joining forces against a ruthless enemy determined to destroy both their worlds...
For those of you who haven't read the book, it describes a near - magical, all - knowing guidebook that would be crucial if, say, your home planet Earth was destroyed, and you had to navigate through all the other
strange alien civilizations.
With some time and effort on our part, The Spatials has expanded into a whole new game; we now have three
more alien civilizations, colonies that can be built on planets, Steam Workshop support for awesome new mods, and even a hotel system.
The Station is a first - person sci - fi mystery set on a once - cloaked space station that was observing constantly
warring alien civilizations.
Pity us Nintendo fans, but also pity poor Samus Aran — one of the few feminist gaming icons, a mercenary raised by an
intelligent alien civilization, reduced to an immature whiner in Metroid: Other M.
A theory on why we don't see more life (much
less alien civilizations) argues that life might arise easily, but go extinct within a billion years of planetary formation.
What is the possibility of other intelligent life in the universe and how might we detect signals
from alien civilizations?
Maybe our galaxy is bursting at the seams
with alien civilizations, and we simply have not looked hard enough — presuming we are capable of properly looking at all.
According to researchers at the Harvard - Smithsonian Center for Astrophysics (CfA), we might soon be able to detect hints of technologically
advanced alien civilizations by measuring high levels of polluting gases in the atmospheres of distant exoplanets.
Then they turned their perspective around and wondered what it would take to
seek alien civilizations by looking for distant analogues of Dubai, or Las Vegas, or Times Square.
They are really old... globular clusters contain the oldest of stars, and date back to the beginning of our Milky Way, and may be a good place to look
for alien civilizations!
To participate in the worlds games create, we happily accept time travel, superpowers,
ancient alien civilizations, the ability to carry infinite items, the idea that eating a hot dog can instantly heal your wounds, and a million other fictions.
«Maybe we're in a lab and there's some advanced
alien civilization that's just watching how we develop, out of curiosity, like mold in a petri dish.»
This probably indicates that there are
no alien civilizations at our stage of development within a radius of a few hundred light years.
maybe we can learn about even more «stimulating» ideas from
alien civilizations.
If and when we are ever visited by
an alien civilization, I can imagine one of the creature staring incredulously at the Vatican or wailing wall and asking its human hosts, «so, you REALLY thought it was all about you?»
Or, as many people wondered after the videos were first published by the New York Times in December, might they be evidence of
some alien civilization?
Phrases with «alien civilizations»