Researchers have built a more efficient, more reliable potassium-oxygen battery, a step toward a potential solution for energy storage on the nation's power grid and longer-lasting batteries in cell phones and laptops.
* This article was originally published here
Tuesday, 14 May 2019
Road test proves adaptive cruise control can add to traffic jam problem
A new, open-road test of adaptive cruise control demonstrated that the feature, designed to make driving easier by continuously adjusting a vehicle's speed in response to the car ahead, doesn't yet solve the problem of phantom traffic jams.
* This article was originally published here
* This article was originally published here
Q&A: Determining foods to avoid when managing Barrett's esophagus
Dear Mayo Clinic: I was diagnosed with Barrett's esophagus three months ago and was given some diet instructions, including eliminating alcohol and caffeine. Why is this necessary? Is it still possible for me to have an occasional alcoholic drink? Is decaffeinated coffee OK?
* This article was originally published here
* This article was originally published here
Signals to noise in acoustic vehicles alerting systems
If you've ever wished for a quieter commute, you may be in luck: The low-emission electric vehicles of tomorrow are expected to lower noise pollution as well as air pollution. In Europe, and across the world, the prospect of a future powered by environmentally friendly electric vehicles is leading experts to consider the benefits—and the risks—of quieter traffic.
* This article was originally published here
* This article was originally published here
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