All Stories
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AnimalsPaleontologists find the first fossilized egg inside an ancient bird
For the first time, paleontologists have found an unlaid egg inside an ancient bird fossil. That egg may have caused its mother’s death.
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Scientists Say: Optogenetics
This technique lets scientists control cell activity with light. The light triggers the cell to become more or less active.
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SpaceSome dust in Earth’s atmosphere may hail from beyond Neptune
Bits of space debris in Earth’s atmosphere may come from the Kuiper Belt. This zone of dust and ice sits just beyond Neptune.
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ClimateStrange lake belches flammable gas in the high Arctic
Lake Esieh is bubbling out surprising amounts of methane, a greenhouse gas. Scientists wonder if it’s one of a kind, or a warning of more to come.
By Douglas Fox -
ComputingThese scientists help rescue ‘broken’ digital art
Computer-based art is more fragile than you might think. Fortunately, computer science offers new ways to restore these digital creations.
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AnimalsDesert kangaroo rats ninja-kick attacking rattlesnakes
High-speed cameras reveal desert kangaroo rats’ lightning-fast defensive moves.
By Mike Denison -
AnimalsA new fossil shows how hagfish went back to basics
A new fossil hagfish shows these animals aren’t as primitive as researchers had assumed.
By Riley Black -
Health & MedicineScientists Say: Relapse
This is when a health condition comes back, or gets worse, after a period where it had disappeared or been improving.
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BrainPeople may indeed have a sixth sense — for magnetism
People may process information about Earth’s magnetic field without knowing it, a study of brain waves suggests.
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AnimalsWhen parenting goes cuckoo
Brood parasites are animals that trick another species into raising their young. This is known among birds, fish and insects.
By Roberta Kwok -
GeneticsShaking hands could transfer your DNA — leaving it on things you never touched
After a long handshake, the DNA you trade could end up on things you never touched.
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AnimalsThe smell of fear may make it hard for dogs to track some people
Genes and stress may change someone’s scent, confusing search dogs.