All Stories
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AnimalsBats might be the next bird flu wild card
Finding that vampire bats along Peru’s coast carried H5N1 antibodies raises concerns that multiple bat species could become reservoirs for the virus.
By Jane Qiu -
ArchaeologyNeandertals mastered fire-making tools 400,000 years ago
Archaeologists found flint, iron pyrite to strike it and sediments where a fire was probably built several times at an ancient site in England.
By Jay Bennett -
LifeFrom viruses to elephants, nature thrives on tiled patterns
A compilation of 100 examples of biological tilings shows how repeated natural motifs enhance strength, flexibility and other key functions.
By Nikk Ogasa -
AnimalsTrucked-in honeybees may edge out bigger bumblebee foragers
The finding could guide beekeepers to keep hives out of most vulnerable areas of the Irish heathlands.
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Artificial IntelligenceA look under the hood of DeepSeek’s AI models doesn’t provide all the answers
A peer-reviewed paper about Chinese startup DeepSeek's models explains their training approach but not how they work through intermediate steps.
By Ananya -
PsychologySome irritability is normal. Here’s when it’s not
Irritability is a normal response to frustrations, but it can sometimes signal an underlying mental health disorder, like depression or anxiety.
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AnimalsHuge relatives of white sharks lived earlier than thought
Lamniform sharks such as great whites and tiger sharks are famous for their size. The first such giants evolved 15 million years earlier than thought.
By Jake Buehler -
Health & MedicineGLP-1 drugs failed to slow Alzheimer’s in two big clinical trials
Tantalizing results from small trials and anecdotes raised hopes that drugs like Ozempic could help. Despite setbacks, researchers aren’t giving up yet.
By Meghan Rosen -
AnthropologyDrought may have doomed the ‘hobbits’ of Flores
Stalagmite data suggest Homo floresiensis faced prolonged drought that stressed both them and their prey, contributing to their disappearance.
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Health & MedicineA CDC panel has struck down universal newborn hepatitis B vaccination
A reshaped vaccine committee voted to scale back newborn hepatitis B shots despite decades of data showing the birth dose is safe, effective and vital.
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AnthropologyBig Neandertal noses weren’t made for cold
Tiny cameras threaded inside a Neandertal skull provide evidence that their big noses were not an adaptation to cold climates.
By Tom Metcalfe -
AnimalsHow male seahorses tap into their mothering side
By studying the genes responsible for the seahorse’s brood pouch, researchers uncovered a new route to “motherhood.”