Life
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We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
New cases of Ebola emerge in Liberia
Liberia has recorded three new Ebola cases after being declared free of the disease in May.
- Life
Age isn’t just a number
Getting old happens faster for some, and the reason may be in the blood.
- Animals
Seabirds may navigate by scent
Shearwaters may use olfactory cues to find islands far across the open ocean, a new study suggests.
- Genetics
Why mammoths loved the cold
An altered temperature sensor helped mammoths adapt to the cold.
- Animals
Why seahorses have square tails
3-D printed seahorse tails reveal possible benefits of square cross-sections for armor and gripping.
By Susan Milius - Neuroscience
Wrinkled brain mimics crumpled paper
Brains crumple up just like wads of paper, a new study suggests.
- Chemistry
Missing enzyme to blame for scentless roses
The unusual enzyme behind roses’ sweet smell may help researchers revive the flower’s potent aroma.
By Beth Mole - Life
Genetic tweak hints at why mammoths loved the cold
An altered temperature sensor helped mammoths adapt to the cold.
- Health & Medicine
Smell test may detect autism
A quick sniff test could reveal whether or not a child has autism, but some scientists have doubts.
By Meghan Rosen - Animals
Centipede discovered in caves 1,000 meters belowground
A newly discovered centipede species lives deep underground.
- Animals
Flatworm can self-fertilize by stabbing itself in the head
Hermaphroditic flatworms with hypodermic-style mating get sharp with themselves.
By Susan Milius - Animals
Heat turns wild genetic male reptiles into functional females
Genetic male bearded dragons changed to females by overheating in the wild can still breed successfully.
By Susan Milius