Uncategorized
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		Health & MedicineLowering blood pressure may help the brain
Aggressively treating high blood pressure had a modest positive effect on the development of an early form of memory loss.
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		TechReaders share their experiences with DNA ancestry tests
Readers delighted in learning about Emmy Noether, and asked about autonomous taxis and how the first Americans may have arrived via coastal routes.
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		Science & SocietyWhat does fake news look like to you?
Editor in Chief Nancy Shute discusses the importance of being able to illustrate science visually.
By Nancy Shute - 			
			
		Health & MedicineWhat leech gut bacteria can tell us about drug resistance
A bacteria found in leeches becomes drug resistant after only a small exposure to common antibiotics.
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		PhysicsThe Planck satellite’s picture of the infant universe gets its last tweaks
Scientists have released the last big result from the cosmic microwave background experiment Planck.
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		PaleontologyPaleontologists have ID’d the world’s biggest known dinosaur foot
Bigfoot has been found in Wyoming. It’s not a hairy, apelike creature; it’s a dinosaur.
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		Health & MedicinePediatricians warn against chemical additives in food for kids
Common food additives found in meats, plastic packaging or metal cans may contain chemicals that harm children’s health.
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		TechA new kind of spray is loaded with microscopic electronic sensors
For the first time, researchers have built circuits on microscopic chips that can be mixed into an aerosol spray.
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		EarthThe giant iceberg that broke from Antarctica’s Larsen C ice shelf is stuck
A year ago, an iceberg calved off of the Larsen C ice shelf. The hunk of ice hasn’t moved much since, and that has scientists keeping an eye on it.
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		Genetics50 years ago, scientists took baby steps toward selecting sex
In 1968, scientists figured out how to determine the sex of rabbit embryos.
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		EarthYou’re living in a new geologic age. It’s called the Meghalayan
The newly defined Meghalayan Age began at the same time as a global, climate-driven event that led to human upheavals.
By Beth Geiger - 			
			
		OceansShallow reef species may not find refuge in deeper water habitats
Coral reefs in deep-water ecosystems may not make good homes for species from damaged shallow reefs.