Humans Smell Gender
The human body produces chemical cues that communicate gender to members of the opposite sex, according to researchers who report their findings in the Cell Press journal Current Biology. Whiffs of the active…
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African Bird Shouts False Alarms to Deceive and Steal, Study Shows
For starlings and meerkats in the Kalahari Desert, the fork-tailed drongo, a songbird with glossy black feathers and garnet-red eyes, is like the neighborhood dog: a trustworthy pal that’s always…
Mother's Diet Modifies Her Child's DNA
A mother’s diet before conception can permanently affect how her child’s genes function, according to a study published in Nature Communications. The first such evidence of the effect in humans opens…
A Marmoset Never Forgets
Scientists studying social learning in animals have shown how easy it can be to introduce a new behavior into a group and watch it spread from individual to individual. However,…
Sequencing the Tree of Life
Scientists working to sequence all manner of bacteria, Archaea, plants, and animals and to make these genomes publicly available hope to use the data to inform health, industrial, and environmental…
Altruistic Adolescents Less Likely to Become Depressed, Study Says
It is better to give than to receive — at least if you’re an adolescent and you enjoy giving, a new study suggests. The study found that 15- and 16-year-olds…