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tag animal behavior culture neuroscience microbiology evolution

Different colored cartoon viruses entering holes in a cartoon of a human brain.
A Journey Into the Brain
Danielle Gerhard, PhD | Mar 22, 2024 | 10+ min read
With the help of directed evolution, scientists inch closer to developing viral vectors that can cross the human blood-brain barrier to deliver gene therapy.
Opinion: What Animals Can Teach Us About Fear
Daniel T. Blumstein | Oct 1, 2020 | 3 min read
Fear binds us to our human and nonhuman ancestors. Understanding the emotion can help us grapple with challenges we face today.
Microscopic image of a live amoeba.
Illuminating Specimens Through Live Cell Imaging
Charlene Lancaster, PhD | Mar 14, 2024 | 8 min read
Live cell imaging is a powerful microscopy technique employed by scientists to monitor molecular processes and cellular behavior in real time.
Two pink-colored, rod-shaped bacteria interacting with a blue-colored human cell
Gut Bacterium Linked to Depression in Premenopause
Alejandra Manjarrez, PhD | Mar 17, 2023 | 2 min read
The opportunistic pathogen Klebsiella aerogenes degrades estradiol and induces depressive-like behavior in mice, a study finds.
3D multicolored conceptual image representing hallucinogens and the human brain.
Natural High: Endogenous Psychedelics in the Gut and Brain
Iris Kulbatski, PhD | Sep 8, 2023 | 8 min read
Psychedelics are evolutionarily ancient compounds produced by fungi, plants, and microbes. Humans also synthesize psychedelics. Researchers want to know how and why.
Killing with Kindness
Barbara Oakley, Guruprasad Madhavan, Ariel Knafo, and David Sloan Wilson | Feb 1, 2012 | 3 min read
Studying the evolution of altruistic behaviors reveals how knee-jerk good intentions can backfire.
On the Other Hand
Bob Grant | Sep 1, 2014 | 10+ min read
Handedness, a conspicuous but enigmatic human trait, may be shared by other animals. What does it mean for evolution and brain function?
On the left is a normally developing mouse embryo, on the right is a slightly larger mouse embryo that also contains horse cells that glow green.
Chimera research opens new doors to understanding and treating disease
Hannah Thomasy, PhD, Drug Discovery News | Aug 9, 2023 | 10 min read
Animals with human cells could provide donor organs or help us understand neuropsychiatric disorders.
An illustration of green bacteria floating above neutral-colored intestinal villi
The Inside Guide: The Gut Microbiome’s Role in Host Evolution
Catherine Offord | Jul 1, 2021 | 10+ min read
Bacteria that live in the digestive tracts of animals may influence the adaptive trajectories of their hosts.
Behavior Brief
Jef Akst | Jan 4, 2012 | 5 min read
A roundup of recent discoveries in behavior research

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