Humans
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Microbes
Missing gut microbes linked to childhood malnutrition
The right mix of gut microbes could prevent kids from succumbing to malnutrition.
By Meghan Rosen -
Archaeology
Easter Island people used sharpened stones as tools, not weapons
Sharp-edged stone tools enabled daily survival, not warfare, on Easter Island.
By Bruce Bower -
Health & Medicine
Mini-stomachs brew insulin in mice
Scientists transform stomach cells into insulin factories and grow mini-stomachs for diabetic mice.
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Humans
Human DNA found in a Neandertal woman
Interbreeding between humans and Neandertals happened earlier than thought, leaving traces in the Neandertal genome.
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Health & Medicine
Lead’s damage can last a lifetime, or longer
Scientists have known for decades that lead is toxic to the brain, but the mark lead exposure leaves on children may actually stretch into adulthood, and perhaps even future generations.
By Meghan Rosen -
Life
Memory cells enhance strategy for fighting blood cancers
Immune therapy made more powerful with memory T cells.
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Neuroscience
Re-creating womb sounds perks preemies’ attention
Babies born prematurely may benefit from hearing a recording of their mothers’ voices and heartbeats.
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Neuroscience
Tiny bare-bones brains made in lab dishes
A reliable way to make standard-issue minibrains could help scientists study the human brain.
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Neuroscience
Early exposure to signing helps deaf kids on mental task
Deaf kids exposed to sign language from birth performed better on a task that required attention and impulse control.
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Health & Medicine
Unknowns about Zika virus continue to frustrate
As worry about the Zika virus outbreak continues to ratchet up, scientists are scrambling to understand what threats the virus poses and how to stop it from spreading.
By Meghan Rosen -
Environment
Vaping linked to host of new health risks
Animal studies and analyses of gene activity point to broad range of potential new health risks from vaping affecting everything from sperm to heart and immunity to mental health.
By Janet Raloff -
Health & Medicine
The best advice on Zika virus and pregnancy is to know the unknowns
There are some practical steps pregnant women and women who want to be pregnant can take to minimize risk of Zika virus infection.