AI Shows Emerging Personalities, EVs Cut Emissions, Milky Way's Stellar Cannibals, Old Canned Fish Parasites Tracked
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Japanese researchers developed AI agents that exhibit cooperative or selfish behaviors when playing prisoner's dilemma games, showing emergence and evolution of personalities.
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A CO2 monitoring network in California recorded annual decreases in emissions, providing evidence that adoption of electric vehicles is reducing atmospheric CO2.
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Stars orbiting near the Milky Way's central black hole appear younger than expected due to "stellar cannibalism", colliding and merging with each other.
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Researchers studied 42-year-old canned salmon to count parasites, which pose no threat but indicate the fish came from a healthy ecosystem.
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The article covers AI modeling social interactions, impacts of EVs on emissions, astrophysics of the Galactic Center, and parasite counts in decade-old canned fish.