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AnimalsAnemone Wars: Clone armies deploy scouts, attack tidally
The first description of clashing armies of sea anemones has revealed unsuspected military tactics.
By Susan Milius -
EarthGender Measure: Pollutant appears to alter boys’ genitals
Infant boys who were exposed in the womb to modest concentrations of certain common plasticizers and solvents developed genital changes.
By Janet Raloff and Ben Harder -
Menstrual cycle changes the brain
Hormonal fluctuations over the course of a woman's menstrual cycle change the abundance of a type of receptor on nerve cells, which can change the cells' behavior.
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ChemistryChemical analysis deciphers biblical palette
The first characterization of the paints used to decorate the margins of Gutenberg Bibles could help guide preservation and future restoration efforts.