Life
- Chemistry
Miracle fruit secret revealed
Bizarre berry works by sensitizing the tongue's sweet sensors to acidic flavors.
- Life
Genes & Cells
How nanotubes trigger a cell’s gag reflex, the skulking 1918 flu and more in this week’s news.
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- Life
Penguins may sniff out relatives
A zoo study sees hints of odor-based kin recognition in colony-dwelling birds.
- Life
XMRV tie to chronic fatigue debunked
A virus that was tied to the mysterious syndrome by 2009 research appears to have been a laboratory contaminant.
- Humans
Humans reached Asia in two waves
New genetic data show that some early migrants interbred with a mysterious Neandertal sister group.
- Chemistry
Science gets the deets on DEET
New research demonstrates how insect repellent may mix up mosquitoes’ smelling machinery.
- Life
Genes & Cells
Microscopic murderers caught dealing poison, fighting aging with hibernation and more in this week's news.
- Life
Dinosaur-era feathers sealed in amber
The richest collection yet of primordial plumage preserves pigment and fine details found modern birds.
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- Life
A new way to breach the blood-brain barrier
Researchers working with rodents have found a drug that can temporarily open a door for treatments.
- Life
Cats engineered for disease resistance
Genetically modified felines created in an effort to fight feline immunodeficiency virus.
