News
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NeuroscienceA brain at rest offers clues to Parkinson’s, Alzheimer’s
PET scans reveal that the breakdown of brain networks differs in Parkinson’s and Alzheimer’s diseases.
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AstronomyAsteroids or planets might trigger a supernova
Rocky debris falling onto a white dwarf might trigger some supernovas.
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Materials ScienceOxygen sneaks into titanium, making it brittle
Oxygen atoms trigger defects in titanium’s atomic structure, making the metal brittle.
By Beth Mole -
PhysicsTemperatures taken in the realm of the tiny
Aluminum and other materials can serve as their own thermometers at nanometer scales, opening up the possibility of taking the temperature of tiny computer transistors.