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With Nothing to Eat Except Viruses, Some Microbes Thrive
“Virovores” — organisms that survive and multiply by eating viruses — might influence the flow of energy through ecosystems.
Gene Expression in Neurons Solves a Brain Evolution Puzzle
The neocortex of our brain is the seat of our intellect. New data suggests that mammals created it with new types of cells that they developed only after their evolutionary split from reptiles.
She Studies Growing Arteries to Aid Heart Attack Recovery
Regenerative medicine researcher Kristy Red Horse’s discoveries may someday help damaged hearts heal better. Her stewardship of her Native American heritage may advance science in other ways too.
The Joy of Asking About Infinity, Jellyfish and the End of the Universe
As The Joy of Why podcast returns for a second season, producer Polly Stryker and host Steven Strogatz invite listeners to join them and their brilliant new guests on another voyage of discovery.
The Cause of Depression Is Probably Not What You Think
Depression has often been blamed on low levels of serotonin in the brain. That answer is insufficient, but alternatives are coming into view and changing our understanding of the disease.
Mobile Genes From the Mother Shape the Baby’s Microbiome
Tiny genetic sequences in a mother’s bacteria seem to hop into the infant’s bacteria, perhaps ensuring a healthy microbiome later in life.
Starfish Whisperer Develops a Physical Language of Life
Nikta Fakhri is adapting and extending concepts from physics to describe how tiny biological components give rise to living organisms.