News
- Health & Medicine
First brain image of a dream created
Feat opens the door to probing the stuff of nocturnal dramas.
- Chemistry
Headache tree is a pain in the brain
Following a gardener’s lead, researchers discover an ingredient in bay laurel that causes uncomfortable swelling of cranial blood vessels.
- Paleontology
Tooth stranger than fiction
A mammal fossil unearthed in South America resembles ‘Ice Age’ saber-toothed squirrel.
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- Space
Mars’ history is a fluid situation
Recent data from two spacecraft suggest the planet was mostly dry and cold, with a wet, warm subsurface.
