How the brain learns without forgetting.
Quantum entanglement may explain gravity.
New x-ray system could image soft tissues.
A new algorithm could mitigate mysterious freeway backups.
A family mental illness launched me on a quest.
Melinda Hale, SM ’09, PhD ’13, uses engineering ingenuity to extract more power, profit, and data from landfill gas.
If electric cars become popular quickly, the demand for charging them is likely to exceed supply. Now mathematicians have worked out how electricity companies can distribute their power fairly to car owners. But the price--accurate information about driving habits--may be too much to ask.
ARPA-E is funding several projects that use liquid battery electrodes to cut costs and increase energy density.