All Stories by Science News Staff
- Life
Chemical evidence paved way for discovery of early life
The discovery in 1964 of compounds related to chlorophyll in billion-year-old rocks pushed back the timing of life’s origins.
- Health & Medicine
First case of chikungunya, a mosquito-borne virus, acquired in U.S.
The case represents the first time that mosquitoes on the U.S. mainland have passed the virus to a person.
- Particle Physics
Dark matter hunters may get three new experiments
NSF and DOE have approved three new facilities to look for the exotic particles that might make up dark matter.
- Earth
Humans have long history with causing extinctions
Data suggests major die-offs of large animals during the last Ice Age were linked to people, not climate.
- Neuroscience
Feedback
Readers weigh in on marijuana legalization, twisted twists, high-kicking frogs and more.
- Health & Medicine
HIV returns in girl once considered cured of the infection
An infant girl, once thought to be cured of HIV, now has detectable levels of the virus.
- Life
Ocean microbes orchestrate gene activity
The bacteria’s daily cycles aren’t just for photosynthesis, a new study suggests.
- Tech
1960s research paid off in automotive safety
Scientists in 1964 were studying shatterproof glass, which was mandated just a couple of years later.
- Health & Medicine
Mold behind 2013 yogurt recall may cause disease
Genome sequencing links a new, virulent strain of mold to the 2013 Chobani yogurt recall.
- Climate
Meat-eaters’ greenhouse gas emissions are twice as high as vegans’
Meat-eaters dietary GHG emissions are twice as high as those of vegans, a study finds.
- Neuroscience
MRI scans reveal how the brain tells the body to pee
Scientists see heightened brain activity in men right before they urinate.
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Enzyme separates healthy and unhealthy obesity
Healthy versus unhealthy obesity depends on levels of an enzyme that causes inflammation.
