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ArchaeologyWasp nests provide the key to dating 12,000-year-old Aboriginal rock art
Dating wasp nest remnants found beneath and atop painted rock art in Australia suggests the pictures were made some 5,000 years later than thought.
By Bruce Bower -
PhysicsA barrier to colliding particles called muons has been smashed
Future particle accelerators could slam muons together to reach higher energies than any before.
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NeuroscienceInjecting nanoparticles in the blood curbed brain swelling in mice
Nanoparticles divert inflammation-causing cells away from the brain after a head injury, a mouse study shows.
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Health & MedicineThe FDA has approved the first drug to treat peanut allergies
The drug, called Palforzia, may reduce the dangers of unintentional exposure to peanuts for allergic children.