Insect or virus? How plants know

Most plants have plenty of enemies, from insects and other grazing creatures to various diseases, droughts and many other stressors.

Protozoans and pathogens make for an infectious mix

Single celled organisms in the environment are protecting pathogenic bacteria and priming them for human infection, an international team of researchers has discovered.

Hidden danger from pet dogs in Africa

Dogs in tropical Africa run the risk of contracting canine trypanosomosis if they are bitten by bloodsucking tsetse flies carrying trypanosomes—microscopic, single-celled organisms found in the bloodstream. In dogs, this ...

Slime mold absorbs substances to memorize them

In 2016, CNRS scientists demonstrated that the slime mold Physarum polycephalum, a single-cell organism without a nervous system, could learn to no longer fear a harmless but aversive substance and could transmit this knowledge ...

Colonization in slow motion

There is a wide variety of animals living on the Arctic seabed. Attached to rocks, they feed by removing nutrients from the water using filters or tentacles. But it can take decades for these colonies to become established, ...

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