News
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NeuroscienceHow meningitis-causing bacteria invade the brain
Microbes behind bacterial meningitis hijack pain-sensing nerve cells in the brain’s outer layers, disabling a key immune response, a mouse study shows.
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ArchaeologyAncient DNA unveils disparate fates of Ice Age hunter-gatherers in Europe
Ancient DNA unveils two regional populations that lived in what is now Europe and made similar tools but met different fates.
By Bruce Bower -
Health & MedicineHere’s how lemon juice may fend off kidney stones
Lemon nanoparticles slowed formation of kidney stones in rats. If the sacs work the same way in people, they could help prevent the painful crystals.
By Meghan Rosen -
PaleontologyThe oldest known pollen-carrying insects lived about 280 million years ago
Pollen stuck to fossils of earwig-like Tillyardembia pushes back the earliest record of potential insect pollinators by about 120 million years.