All Stories by Science News Staff
- Microbes
Microbes help hyenas send status updates
Bacteria in the animals’ waste give off fumes that let passersby know who has been there before.
- Paleontology
Oldest known T. Rex relative found in Utah
Researchers say the animal — named the gore king of the southwest — was an early member of the tyrannosaur family.
- Science & Society
Feedback
Our redesigned cover and the astronomy stories from the Oct. 19 issue get readers' reviews.
- Psychology
Male version of eating disorder replaces purging with muscle enhancers
Physique concerns can drive young men to take banned substances.
- Physics
New Atomic Accelerator
This excerpt from the December 14, 1963, issue of Science News Letter talks about how the atom smashers at Argonne National Lab have evolved.
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- Planetary Science
Moon material on Earth
Scientists now think that tektites are a type of impactite, formed during the rapid heating and cooling of material ejected when a meteorite strikes Earth.
- Microbes
Prairie microbes could aid region’s restoration
Surveying the bacteria living in the soils of grassland ecosystems may help revive the habitats.
- Physics
Laser tripod may lift mirror
The levitated reflector could be stable enough to track subtle gravitational forces.
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- Science & Society
2013 Nobels decades in the making
Prizes show that discovery takes inspiration plus perspiration.
