All Stories
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AnimalsBees get hooked on flowers’ caffeine buzz
Flowers drug honey bees with caffeinated nectar to trick them into returning, causing the bees to shift their foraging and dancing behaviors.
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PlantsEarly cyanobacteria fossils dug up in 1965
In 1965, early photosynthetic plant fossils were discovered. The date of earliest oxygen-producing life forms has since been pushed much earlier.
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Health & MedicineFirst known case of sexually transmitted Ebola reported
A Liberian woman contracted Ebola in March by having sex with a survivor of the viral disease, researchers report.
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NeuroscienceAdolescent brains open to change
Adolescent brains are still changing, a malleability that renders them particularly sensitive to the outside world.
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HumansU.S. is growing more genetically diverse
Young Americans are more genetically diverse than previous generations, a new DNA analysis reveals.
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GeneticsMicrobes may reveal colon cancer mutations
Certain microbial mixes are associated with particular DNA mutations in colon cancer, a new study suggests.
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AnthropologyLong before going to Europe, humans ventured east to Asia
Cave finds indicate modern humans reached southern China long before entering Europe.
By Bruce Bower -
AnimalsRoot fungi make or break monarchs’ chances against parasite
Fungi that live amid the roots of milkweed plants change the chemicals produced in the plant’s leaves, which can either aid or hinder a monarch butterfly’s ability to fight off parasites.
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Health & MedicineCancer drug’s effectiveness overinflated in animal studies
Claims about the cancer drug sunitinib are overblown because of poorly designed studies and negative results that were never published, a new analysis suggests.
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Health & MedicineCancer drug’s effectiveness overinflated in animal studies
Claims about the cancer drug sunitinib are overblown because of poorly designed studies and negative results that were never published, a new analysis suggests.
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NeuroscienceThat familiar feeling comes from deep in the brain
Knowing what’s new and what we’ve seen before is at the base of memory. A new study shows that with a flash of light, scientists can change the firing of brain cells, and make the old new again.
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Health & MedicineElephants’ cancer-protection secret may be in the genes
An extra dose of cancer-fighting genes may be the secret to elephants’ long life spans.
By Meghan Rosen