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When aggressive ant species come in contact, deadly conflicts ensue. G. Chomicki

This tropical plant builds isolated ‘apartments’ to prevent battles among the aggressive ant tenants it relies on for survival

Squamellaria plants grow special structures to host the ants they symbiotically rely on for nutrients. Distinct compartments help different ant colonies live peacefully side by side.
Plants use light to make energy – and a team of scientists is using the same principle to power chemical reactions. fhm/Moment via Getty Images

Light‑powered reactions could make the chemical manufacturing industry more energy‑efficient

Chemical manufacturing is an energy-intensive industry. A team of chemists is designing a technique that could power the necessary reactions with sunlight or LEDs.
White-tailed deer in North America are back to their precolonial population levels. John Woodhouse Audubon/Heritage Images/Hulton Archive via Getty Images

The rise and fall – and rise again – of white‑tailed deer

A new archaeological study finds early evidence of white-tailed deer declines in the 17th century, likely driven by the commodification of deerskins under colonial capitalism.

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