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This project is an educational and research-oriented implementation that benchmarks and compares different metaheuristic algorithms for solving VRPTW problems. The VRPTW is a classic NP-hard ...

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The federal government and the state of Texas reached a $68 million settlement Tuesday with developers of the sprawling Colony Ridge subdivision near Houston after a pair of lawsuits alleged the ...

Life may look like a paradise for beetles living in ant colonies. Plump, wriggling ant larvae and helpless eggs sit waiting to be devoured, while hundreds of thousands of ants stand at the ready to ...

After exposing an ant to the air pollutant ozone, its nestmates acted aggressively toward it. Henrik_L / iStock via Getty Images Air pollution is known to cause health problems in humans, such as ...

Common air pollutants like ozone and nitric oxide can change the way ants smell, prompting their nest-mates to attack them as if they were intruders. Ants recognise their comrades by scent, and when ...

A professional python hunter in Florida needed assistance from family members to uncoil a giant Burmese python from his body and to ultimately subdue the second-heaviest python ever caught in Florida.

Ants coordinate highly complex foraging and traffic systems without any leaders, relying entirely on local interactions and chemical cues. Pheromone trails encode information about distance, food ...

Pheromone trails encode information about distance, food quality, and danger, allowing colonies to adapt and optimize paths in real time. Ant-inspired strategies, like ant colony optimization, inform ...

Some baby ants don’t ask for help when they contract deadly infections — they ask to be killed. Terminally ill worker ant pupae actively emit a “find me and destroy me” chemical signal, prompting ...

The behavior prevents fungal pathogens from spreading through the colony Researchers call it "altruistic disease signaling" that protects the ant superorganism In a rare example of biological altruism ...