Business

Is the shine coming off Japan's bullet trains?

Just 10 days before the 1964 Tokyo Olympic Games, Japan opened its Tōkaidō Shinkansen, a high-speed rail line connecting Tokyo with Osaka. Shinkansen bullet trains showcased the high quality of Japanese railway technology ...

Engineering

Researchers 3D print components for a portable mass spectrometer

Mass spectrometers, devices that identify chemical substances, are widely used in applications like crime scene analysis, toxicology testing, and geological surveying. But these machines are bulky, expensive, and easy to ...

Energy & Green Tech

Boosting thermal energy storage with polyelectrolytes

Oak Ridge National Laboratory researchers have demonstrated that an additive made from polymers and electrolytes improves the thermal performance and stability of salt hydrate phase change materials, or PCMs, a finding that ...

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