By listening to the sounds of the forest, biologists were able to identify an invasion of barred owls in spotted owl habitat. Christopher Intagliata reports.
One variety alerts neighbors to keep pests at bay
The cat parasite Toxoplasma gondii boosts curiosity in mice—which makes them more likely to be caught by cats, thus continuing the parasite’s life cycle. Karen Hopkin reports...
A study of the virus’s genetic sequence suggests similarities to that seen in snakes, but the origin must still be verified
Cells in the body don’t always play nicely together. Could co-opting their competitive nature help to unlock cutting-edge therapies?
Originally published in July 1893
The human microbiome activates some medicines, inactivates others and provokes side effects
The remora clings to other fish—and appears to use an unusual sense of touch to do so. Christopher Intagliata reports.
Some avian species use tools and can recognize themselves in the mirror. How do tiny brains pull off such big feats?
The microorganisms transform sand and gelatin into a living construction material
Insects have an outsize impact on their vertebrate prey
Soil bacteria may have taken residence in early algal species, gifting the algae with the ability to withstand drier conditions on land. Annie Sneed reports.
The physiology of weight regain still baffles scientists, but surprising insights have emerged
Hunted areas of Gabon have fewer large mammals and a thicker forest understory—but they also have fewer termites. Jason G. Goldman reports.
Rats learned to drive tiny cars as a model for acquiring new skills
After false starts, drugs that manipulate the code of life are finally changing lives
Originally published in January 1958
The starfish relatives can recognize patterns using photoreceptors on their arms—and their color-changing abilities could have something to do with it. Christopher Intagliata reports...
Even combination therapies do not prevent such pathogens from becoming resistant