A Spanish research team demonstrated a broadband antireflective coating for gallium arsenide solar cells. Based on thermally oxidized gallium nanoparticles, the nanostructured coating reduced ...

Learn why relying on historical return correlations for asset allocation can be misleading. Click to know the current ...

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The crypto market’s Fear & Greed Index flipped sharply to “fear” this week, falling to levels last seen in April, as a market sell-off erased over $230 billion in a single day. On Friday, ...

The heat index, or apparent temperature, combines air temperature and humidity to indicate how hot it feels to the body. High humidity slows sweating, the body's natural cooling system, making ...

Some people use the UV index to determine the best time to tan, believing that a higher index signals a better chance of tanning. However, this harmful trend misunderstands the UV index. The UV index ...

However, one chart warrants caution when relying on bearish dollar predictions. That's the dollar index's weekly chart, which shows the 50-week simple moving average (SMA) is on track to cross below ...

A research team in Italy has tested the performance of semitransparent wide-bandgap perovskite solar cells in underwater (UW) environments and has found that, at a 0.5–1 cm depth, the devices achieve ...

President Trump on Friday abruptly ended trade talks with Canada over its looming “egregious tax” on American tech firms – briefly throwing cold water on the sizzling stock market before it rallied to ...

The heat index, or apparent temperature, combines air temperature and relative humidity to indicate how hot it feels. High humidity slows sweating, the body's natural cooling system, making ...

WASHINGTON — As the first heat wave of the season takes hold, people might be hearing a lot about "feels-like" temperatures. For example, WUSA9 meteorologists say at 4 p.m. Monday, the temperature ...