Why aliens probably won't need to plunder Earth for resources
In short: Hollywood portrays first contact as a battle over our planet's riches, but the physics of the universe suggest a different reality. If an advanced civilization can traverse the stars, they likely have no reason to seek out our oil or coal. Here is how science views our first meeting.
Scientists argue that extraterrestrial life is probable because four of the universe's top six elements—hydrogen, oxygen, carbon, and nitrogen—are also found in the human body. However, moving from 'life exists' to 'technologically intelligent life exists' remains the primary scientific hurdle. While UFO sightings provide ambiguous data, researchers emphasize that extraordinary conclusions require extraordinary evidence; first contact will likely be defined by specific categories of interaction rather than grainy footage.
The progression of contact follows a logical hierarchy: detection, communication, intellectual exchange, and finally, physical meeting. We may already be in the 'detection' phase via tools like the James Webb telescope, which searches for biosignature gases like ammonia, nitrous oxide, and oxygen on distant planets. Communication involves exchanging messages across vast distances; for instance, a message sent to Luyten’s Star would take 12.5 years to arrive, with a potential reply not reaching us until roughly 2042.
The 'resource' argument is often debunked by planetary chemistry. Iron is more abundant on the surface of Mars than on Earth, and the moons of Jupiter and Saturn contain more water than our own planet. Because there is no unique element on Earth that cannot be found elsewhere in the solar system or beyond, a technologically advanced civilization would have little incentive to plunder us for coal or oil. Instead, physical contact might mirror Charles Darwin’s expeditions—a quest for biological knowledge rather than conquest.
The most significant impact of first contact may be philosophical rather than physical. Meeting another life form could dismantle anthropocentric views held by many religions and philosophies. While we must remain cautious about cross-contamination from microbes (as depicted in H.G. Wells' War of the Worlds), the real value lies in intellectual exchange. An advanced civilization might offer solutions to mysteries like dark matter, dark energy, and quantum gravity.
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Sources
- Summary by Intellect · source: Hollywood gets it wrong! What First Contact with Aliens would REALLY be like
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